Best 20 Spaghetti Squash Casserole Recipes

SPAGHETTI SQUASH CASSEROLE

Steps:

• Cut squash in half lengthwise; scoop out seeds. Place with cut side down in a baking dish; add water. Cover and bake at 375° for 20-30 minutes or until it is easily pierced with a fork. When cool enough to handle, scoop out squash, separating the strands with a fork. In a skillet, cook beef, onion, red pepper and garlic until meat is browned and the vegetables are tender. Drain; add tomatoes, oregano, salt, pepper and squash. Cook and stir for 1-2 minutes or until liquid is absorbed. Transfer to an ungreased 1-1/2-qt. baking dish. Bake, uncovered, at 350° for 25 minutes. Sprinkle with the cheese and parsley; let stand a few minutes.

SPAGHETTI SQUASH MEATBALL CASSEROLE

Steps:

• Cut the squash lengthwise in half; discard seeds. Place halves on a microwave-safe plate, cut side down. Microwave, uncovered, on high until tender, for 15-20 minutes. Cool slightly., Preheat oven to 350°. Mix 1/4 teaspoon salt with remaining seasonings; add to beef, mixing lightly but thoroughly. Shape into 1-1/2-in. balls. In a large skillet, brown meatballs over medium heat; remove from pan., In same pan, heat oil over medium heat; saute onion until tender, 3-4 minutes. Add garlic; cook and stir 1 minute. Stir in collard greens, spinach, ricotta and remaining salt; remove from heat., Using a fork, separate strands of spaghetti squash; stir into greens mixture. Transfer to a greased 13x9-in. or 3-qt. baking dish. Top with the plum tomatoes, meatballs, sauce and cheese. Bake, uncovered, until meatballs are cooked through, 30-35 minutes.

BAKED SPAGHETTI SQUASH CASSEROLE

Steps:

• Preheat oven to 400 degrees F (200 degrees C). Spray a 9x13-inch baking dish with cooking spray.
• Pierce spaghetti squash in several places with a knife. Microwave on medium-high, rotating every 5 minutes, until tender, 10 to 15 minutes. Remove from microwave. Let cool until easily handled, 5 to 10 minutes.
• Cut squash in half and scoop out seeds. Scrape insides of squash into spaghetti strands with a fork. Transfer to the greased baking dish.
• Pour tomatoes, 3/4 cup Parmesan cheese, oregano, basil, garlic, and salt over spaghetti squash; mix well. Sprinkle remaining 1/4 cup Parmesan cheese on top.
• Bake in the preheated oven until golden and bubbly, 45 to 60 minutes.

SPAGHETTI SQUASH CASSEROLE BAKE

Steps:

• Cut the squash in half lengthwise and scoop out the seeds. Place squash, cut side down, in a baking dish. Add 1/2 in. water and cover tightly with foil. Bake at 375° until squash can be easily pierced with a fork, 20-30 minutes., Meanwhile, melt butter in a large skillet. Add the mushrooms, onion, garlic, basil, oregano, salt, thyme and pepper; saute until onion is tender. Add tomatoes; cook until most of the liquid has evaporated. Set aside., Scoop out the flesh of squash, separating strands with a fork. Combine the flesh, tomato mixture, bread crumbs, ricotta cheese and parsley. , Transfer to a greased 2-qt. baking dish. Sprinkle with Parmesan cheese. Bake, uncovered, at 375° until heated through and top is golden brown, about 40 minutes.

SPAGHETTI SQUASH CASSEROLE WITH CHICKEN

Steps:

• Preheat the oven to 425 degrees F (220 degrees C).
• Drizzle cut sides of spaghetti squash with 1 tablespoon olive oil and season with salt and pepper. Place on a sheet pan with the cut sides down.
• Roast in the preheated oven until a fork easily penetrates the skin, about 30 minutes. Remove from the oven and set aside until cool enough to handle. Shred flesh with a fork until it resembles spaghetti noodles; transfer to a colander to drain for 20 minutes. Lower oven temperature to 350 degrees F (175 degrees C).
• While squash is draining, heat remaining olive oil in a skillet over medium heat. Add onion; cook and stir for 2 minutes. Stir in garlic and cook until fragrant, about 1 minute. Add ground chicken and season with salt and pepper. Cook until chicken is browned and crumbly with no pink remaining, 5 to 7 minutes. Remove from the heat and stir in spaghetti sauce.
• Transfer drained squash to a 9x13-inch casserole dish. Add sauce mixture, spinach, 1/2 of the mozzarella cheese and 1/2 of the Parmesan cheese; toss to combine. Sprinkle remaining cheeses over the top.
• Bake in the preheated oven until casserole is bubbling and cheeses have melted, about 20 minutes.

SPAGHETTI SQUASH BEEF CASSEROLE

Steps:

• Preheat oven to 375 degrees F (190 degrees C).
• Brush butter lightly over squash halves. Cover with aluminum foil.
• Bake in the preheated oven until easily pierced with a fork, about 40 minutes. Cool until easily handled, about 15 minutes.
• Preheat a large skillet over medium heat. Add ground beef; cook and stir until browned, about 5 minutes. Stir in tomatoes, mushrooms, red onion, green bell pepper, garlic, oregano, basil, salt, pepper, and thyme; cook, stirring occasionally, until flavors combine, 6 to 8 minutes.
• Scrape squash flesh into the skillet; mix into the beef mixture. Spoon into a large casserole dish. Fold in mozzarella cheese; top with crushed crackers.
• Bake in the preheated oven until golden brown, about 40 minutes.

EASY SPAGHETTI SQUASH CASSEROLE

Steps:

• 1. Cut spaghetti squash in half (length wise). Scoop out seed from center. Put in baking pan cut side down. Pour in 2 cups water (enough to cover bottom of pan plus a little). Cover with foil. Bake 350 degrees for approximately one hour - depending on size. Test for doneness with a fork. Fork should pierce the squash easily. (if you like your squash less done then cook accordingly).
• 2. When done take fork/spoon and scrape out the fibers of the squash. Drain well to get rid of liquid.
• WHILE SQUASH IS BAKING:
• 3. Brown up ground beef and Italian sausage. Drain. Set aside.
• WHILE SQUASH IS BAKING ABOUT 1/2 WAY THROUGH (@30 MIN MARK):.
• 4. Dice up onions and mushrooms.
• 5. Sautee onion in butter/oil. When onions start to brown add mushrooms. When done add in spaghetti sauce and/or fire roasted tomatoes. Heat til warm. Remove from heat.
• 6. Mix in baked squash, ground beef, sausage and parmesan cheese. Transfer to baking dish. Top with 1 cup. shredded cheese.
• 7. Bake 350 until cheese is melted and slightly browning. About 1/2 hour.
• 8. Remove from oven serve. Serve with spoonful of sour cream or plain greek yogurt.

SOUTHWEST SPAGHETTI SQUASH CASSEROLE

Steps:

• Preheat the oven to 350 degrees F (175 degrees C). Spray a baking sheet with cooking spray.
• Place spaghetti squash, cut-side down, on the baking sheet.
• Bake squash in the preheated oven until skin can easily be pierced with a fork and insides are tender, 30 to 40 minutes. Remove from the oven (leave oven on) and allow to rest until cool enough to handle, about 10 minutes. Scrape out flesh with a fork and transfer to a large bowl; discard skins.
• Spray a 1 1/2 quart casserole dish with cooking spray.
• Add undrained tomatoes, black beans, 1/2 cup Monterey Jack cheese, cilantro, cumin, garlic salt, and pepper to the spaghetti squash; stir well to combine. Spoon into the prepared dish and sprinkle with remaining Monterey Jack cheese.
• Bake, uncovered, until heated through, 30 to 35 minutes. Serve immediately.

RICH AND SAVORY SPAGHETTI SQUASH CASSEROLE

Steps:

• Preheat oven to 375 degrees F (190 degrees C).
• Spread spaghetti squash and onion in a large casserole dish. Coat with olive oil, salt, and pepper.
• Bake in the preheated oven until tender, about 45 minutes. Mash.
• Mix eggs, bread crumbs, heavy cream, goat cheese, feta cheese, and rosemary into the mashed mixture. Lay tomato slices on top. Sprinkle Parmesan cheese and black pepper on top.
• Bake in the preheated oven until golden brown, about 45 minutes.

SPAGHETTI SQUASH CASSEROLE WITH PASTA SAUCE

Steps:

• Pierce squash a few times with a very sharp knife. Place squash in a microwave-safe bowl and microwave on high power until squash is tender and a knife can easily poke through the skin, 10 to 13 minutes. Let squash rest, undisturbed, for 10 minutes.
• Meanwhile, preheat the oven to 350 degrees F (175 degrees C). Spray an 8-inch casserole dish with cooking spray.
• Heat oil in a skillet over medium heat; stir in sausage, zucchini, bell pepper, onion, and garlic. Saute, stirring occasionally, until veggies are tender and sausage is crumbly and brown, 5 to 7 minutes.
• Cut open squash and remove and discard all seeds. Scrape out the flesh with a fork and add to the sausage and veggie mixture. Season with salt and pepper and cook over medium heat for 5 minutes. Stir in pasta sauce and transfer to the prepared casserole dish. Top with shredded Parmesan and mozzarella cheeses.
• Bake in the preheated oven until heated through and cheeses are melted, about 15 minutes.

BAKED SPAGHETTI SQUASH CASSEROLE

Steps:

• Halve squash crosswise; remove seeds.
• Place cut sides down in a 2 qt rectangular baking dish, add 1/4 c water, cover with ventilated plastic wrap and microwave on HIGH for 10-15 minutes or until squash separates when pierced with a fork. Rearrange once for even baking. DO NOT over cook squash or it will be mushy.
• In a large skillet cook sausage, mushrooms, pepper, onion and garlic over med heat until sausage is no longer pink; drain fat.
• Preheat oven to 350 degrees.
• Scape pulp from squash (about 3 c) wipe out baking dish and coat with nonstick spray.
• Spread half the squash in dish, add half the sausage mixture and half the olives.
• Sprinkle with seasoning and 1/8 tsp pepper.
• Top with half the sauce and half the cheese.
• Top with remaining squash, sausage, olives and sauce.
• Bake for 30 min, sprinkle with remaining cheese, bake for 5 more min or until cheese is melted.
• Let stand 10 minutes before serving.

LOW CARB LOW FAT SPAGHETTI SQUASH MOCK HASH BROWN CASSEROLE AKA

Steps:

• Wash the spaghetti squash. Pierce the rind 4-5 times with a sharp knife. Place in oven-proof pan. Bake in preheated 375 degree oven until soft, 1 - 1 1/2 hours. Remove from oven and reduce heat to 350 degrees. (Alternatively, place pierced squash on paper-towel lined plate and microwave 10-12 minutes.).
• When the squash is cool enough to handle, slice lengthwise. Scoop out seeds and discard. Fork the squash into strands and place in buttered casserole dish.
• While squash is baking, mix together soup, sour cream, chopped onion, garlic, and 1/4 cup of cheese.
• When strands of squash have been placed into casserole dish, toss with melted butter and sprinkle with salt and pepper to taste (I use almost no salt as the cheese tends to be salty enough).
• Pour soup mixture over squash and stir well. Top with remaining cheese.
• Bake at 350 degrees for 30 minutes or until cheese is browned.

LOW-CARB SPAGHETTI SQUASH CASSEROLE

Steps:

• Place the spaghetti squash in a large pot of water (it should float) and bring to a boil; lower heat, cover and boil gently for 50 minutes.
• Another option is to bake the squash first-- cut it lengthwise and place the halves skin-side down in a baking dish with an inch of water; cover the dish with foil and bake at 350º F for about 45 minutes, or until meat is tender.
• While squash is cooking, peel and slice the carrots, celery, onion and bell pepper.
• Heat olive oil in a skillet and add the onion and carrot, with some water to prevent sticking. Sauté over medium heat for 5 minutes. Add remaining vegetables with some red pepper flakes and a dash of salt, if desired. Sauté, stirring frequently, till vegetables are barely tender, about 10 minutes.
• Pre-heat oven (if you are cooking squash on top of the stove)to 350 degrees F.
• Add crushed tomatoes, basil and oregano to taste, and a sprinkle of ground allspice. Squeeze in 2-5 cloves of garlic. Simmer uncovered for 15 minutes. Meanwhile, grate the mozzarella and Parmesan.
• Remove squash from pot or oven and allow to cool until you can handle it. If it is whole, cut it in half lengthwise, then remove seeds with a spoon and squeeze any excess water out of meat.
• Remove meat and break it up into strands with a fork or potato masher. Mix squash well with vegetables and put half in the bottom of a large baking dish. Top with half the cheeses, the rest of the squash, and then the rest of the cheeses.
• Bake for 30 minutes or until cheese is bubbly and slightly browned. Let cool 15-20 minutes before serving.

ENCHILADA SPAGHETTI SQUASH CASSEROLE

Steps:

• Preheat oven to 350 degrees F (175 degrees C). Line a baking sheet with aluminum foil.
• Spray insides of spaghetti squash with cooking spray. Season with salt and black pepper. Place squash, cut-side down, on the baking sheet.
• Bake in the preheated oven until easily pierced with a knife, about 1 hour. Flip and let cool until easily handled, about 10 minutes.
• Scrape insides of squash into spaghetti strands using a fork. Spread evenly into a 9x13-inch baking dish.
• Place turkey in a large skillet over medium heat; cook and stir until browned, 5 to 8 minutes. Stir half of the enchilada sauce into the skillet.
• Spread turkey mixture evenly over squash in the baking dish. Scatter queso fresco then Mexican cheese over turkey layer. Top with remaining enchilada sauce.
• Bake in the preheated oven until cheese is melted, about 15 minutes.

SPAGHETTI SQUASH CASSEROLE

Steps:

• Preheat oven to 400F.
• Coat a baking sheet with cooking spray.
• Place the squash, cut side down, on the sheet.
• Bake for 30 minutes or until tender when pierced with a sharp knife.
• Allow to cool slightly.
• With a fork, scrape the squash strands into a large bowl.
• Meanwhile, warm the oil in a medium skillet set over medium heat.
• Add the onion, garlic and basil.
• Cook for 4-5 minutes or until the onion is soft.
• Add the tomatoes.
• Cook for 3 to 4 minutes, or until the mixture is dry.
• To the bowl with the squash, add the cottage cheese, mozzarella, parsley, salt and the onion mixture.
• Stir well to mix all ingredients.
• Spray a 9x13 baking dish with cooking spray.
• Pour mixture into prepared dish.
• Sprinkle with the Parmesan cheese and bread crumbs.
• Bake for 30 minutes or until bubbly and heated through.

MEXICAN SPAGHETTI SQUASH CASSEROLE

Steps:

• Pierce the spaghetti squash all over with a knife.
• Put in microwave for 10 minutes (or until skin is soft to the touch).
• Remove squash and let cool (however long you want).
• Cut squash in half and remove the seeds.
• Use a fork to scrape the insides into a large bowl.
• Add all other ingredients to the squash and stir together.
• Put in casserole and top with cheese.
• Bake in 350 degree oven for 30 minutes, or until cheese bubbles.
• Let sit for a few minutes before serving.

SPAGHETTI SQUASH & TURKEY SAUSAGE CASSEROLE

Steps:

• Preheat oven to 350 degrees. Mist a 9x13 baking pan with Pam. Cut squash in half lengthwise, scoop out seeds and place cut side down in baking pan. Bake 45 minutes until tender.
• Remove squash from oven and let cool slightly. Remove squash from pan, and using a fork, scrape out flesh back into pan. Spread out slightly.
• Mist a large skillet with Pam. Crumble sausage into skillet and cook over med-high heat until no longer pink, breaking into small pieces with spoon. Remove from heat.
• Sprinkle 1 tbsp parmesan cheese and 1 tsp Mrs. Dash over squash. Top with tomato spinach and crumbled sausage; sprinkle with remaining 1 tbsp parmesan and remaining 1 teaspoons seasoning. Lightly coat the mixture's surface with Pam.
• Bake 20-25 minutes more, or until casserole heats through and cheese melts.

SPAGHETTI SQUASH CASSEROLE IN THE SHELL

Steps:

• Preheat oven to 375 degrees F (190 degrees C). Place squash in baking pan; pour in enough boiling water to come 1/2-inch up the sides of dish.
• Bake in the preheated oven until squash is tender, 40 to 45 minutes. Remove from oven; cool until easily handled, 7 to 10 minutes.
• Reduce oven to 350 degrees F (175 degrees C). Scoop out squash; separate strands with a fork. Reserve shells.
• Cook beef, onion, and bell pepper in a skillet over medium heat until the meat is no longer pink, about 5 minutes; drain. Stir in garlic, basil, oregano, salt, and pepper; cook and stir until fragrant, about 2 minutes. Add tomatoes and cook until warmed through, about 2 minutes. Stir in squash; cook until liquid has evaporated, about 10 minutes.
• Fill squash shells with squash mixture using a slotted spoon; place in a shallow baking pan.
• Bake in the preheated oven until flavors combine, about 15 minutes. Sprinkle with Cheddar cheese; bake until cheese is melted, about 5 minutes.

MEXICAN SPAGHETTI SQUASH CASSEROLE

Steps:

• Preheat oven to 375°F.
• Cut squash in half lengthwise and remove and discard seeds.
• Place squash, cut side down, in 9x13 baking pan. Fill pan with 1/2 in of water.
• Bake 45 minutes or until skin pierces easily with fork and squash strands can be scraped out easily. Set squash aside to cool and leave oven on at 375.
• In a large pan, cook beef and onions over medium heat until beef is no longer pink.
• Add garlic and coriander and cook for 2 minutes.
• Add taco seasoning and 3/4 cup water and bring to a boil. Reduce heat to simmer and add salsa, black beans and corn. Cook 5 minutes.
• Turn off heat on stove and add the lime, 1/2 cup of the cilantro and all of the cheese. Mix well.
• Taste mixture and add salt and pepper as desired.
• Using a fork, remove spaghetti-like strands from the squash and place strands in the meat mixture. Toss well.
• Rinse baking pan used to cook squash, dry and spray with nonstick cooking spray.
• Add mixture to casserole and sprinkle with tortilla chips.
• Bake for 20 minutes.
• Serve with sour cream and remaining 1/4 cup of chopped cilantro.

LOW-FAT SPAGHETTI SQUASH CASSEROLE

Steps:

• Cook the squash following one of the methods found at recipe #77554 "How to Cook Spaghetti Squash," posted by Johnney (thanks, Johnney!).
• Using a fork, scrape the flesh of the squash into spaghetti strands into a large bowl. Set aside.
• Spray a 10 inch skillet with non-stick spray. Add onion, garlic, tomato, mushrooms, salt and peppers. Saute until veggies are soft and water is evaporated. Remove from heat.
• In a very large mixing bowl, combine cottage cheese, mozzarella, half of the romano cheese, parsley and basil. Mix well.
• Add the sauteed veggies and combine.
• Add the spaghetti squash, folding it into the mixture.
• Spray a 13x9 inch baking dish with non-stick spray. Layer the squash mixture evenly.
• romano cheese and breadcrumbs on top. (You can add more parsley for color.).
• Bake uncovered at 375 degrees for 60 minutes. When done, the top will be lightly golden brown.