Best 6 Summer Squash Mushroom Casserole Recipes

SUMMER SQUASH CASSEROLE

Steps:

• Preheat the oven to 400 degrees F. Put a large colander inside a large bowl.
• Melt 2 tablespoons butter in a large skillet over medium heat. Add a third of the squash to the skillet, arrange in a single layer and sprinkle with 1/2 teaspoon salt and a few grinds of pepper. Cook, tossing occasionally, until the squash begins to soften and are golden brown spots, about 5 minutes. Transfer to the colander. Repeat 2 more times using 2 tablespoons of butter for each batch and sprinkling with 1/2 teaspoon salt and few grinds of pepper. Transfer each batch to the colander.
• Add 1 tablespoon butter to the skillet along with the pepper and onion and cook, stirring occasionally scraping up any brown bits, until the vegetables are soft, about 5 minutes. Add the garlic and cook, stirring, until fragrant, about 1 minute. Let cool for 5 minutes then fold into the squash. Transfer the mixture to a 2-quart casserole dish.
• Whisk together the sour cream, eggs, 1/2 teaspoon salt and a few grinds of pepper in a large bowl. Fold in the Cheddar, thyme and chives. Pour over the squash making sure that some of the mixture sinks down to the bottom.
• Microwave the remaining tablespoon of butter in a medium bowl until melted. Fold in the crackers and hot sauce. Sprinkle evenly over the squash. Bake until the eggs are cooked through and the crackers are golden brown, 30 to 35 minutes. Let sit for 10 minutes before serving.

SUMMER SQUASH MUSHROOM CASSEROLE

Steps:

• In a large skillet, saute the summer squash, zucchini, mushrooms and onion in oil until tender; drain., In a large bowl, combine the vegetable mixture, cheese, soup, sour cream and salt. Transfer to a greased 11x7-in. baking dish. Combine cracker crumbs and butter. Sprinkle over vegetable mixture. , Bake, uncovered, at 350° for 25-30 minutes or until bubbly.

MOM'S SQUASH CASSEROLE

Steps:

• Preheat oven to 350 degrees F (175 degrees C).
• Bring a large pot of salted water to a boil. Add squash and onion and cook until tender but still firm, about 15 minutes. Drain and transfer to a 2 quart casserole dish.
• In a medium bowl combine soup, cheese and eggs. Mix well and pour into dish with squash.
• Bake in preheated oven for 25 minutes. Remove from oven and sprinkle croutons on top. Return to oven and bake for 20 minutes more.

CHEESY SUMMER SQUASH CASSEROLE

Steps:

• In a small saucepan, combine squash, onion and 1/4 teaspoon salt. Cover with water. Bring to a boil. Reduce heat; simmer, uncovered, until squash is crisp-tender, about 2 minutes. Drain., In a small bowl, whisk the egg, mayonnaise, sugar, pepper and remaining salt until blended. Stir in cheese and squash mixture. Transfer to a greased 2-cup baking dish. Toss the cornflakes and butter; sprinkle over top. , Bake, uncovered, at 350° until golden brown and bubbly, 25-30 minutes.

SUMMER SQUASH SIDE DISH CASSEROLE

Steps:

• Preheat oven to 350°. In a saucepan, combine the squash, water, onion and salt. Bring to a boil. Reduce heat; cover and simmer until squash is tender, 15-20 minutes. Remove from the heat; cool., Stir in the egg, bread crumbs, butter and pepper. Transfer to a greased 1-qt. baking dish; sprinkle with cheese. Bake, uncovered, until heated through and the cheese is melted, 30 minutes.

MAMA'S SUMMER SQUASH CASSEROLE

Steps:

• Preheat oven to 350 degrees F (175 degrees C). Grease a 1-quart casserole dish.
• Place a steamer insert into a saucepan and fill with water to just below the bottom of the steamer. Bring water to a boil. Add squash and onion, cover, and steam until squash is tender and easily mashed with a fork, 10 to 15 minutes.
• Whisk egg and sour cream together in the prepared casserole dish; add squash, onions, 2/3 the crackers, and 2/3 the Cheddar cheese. Stir with a fork. Cover the squash mixture with remaining Cheddar cheese and crackers.
• Bake in the preheated oven until cheese is melted and crackers are lightly browned, about 30 minutes.