FRENCH CHOCOLATE BUTTERCREAM CAKE

Steps:

• Place oven rack in centre of oven, heat to 350°F.
• Butter and flour bottoms of 2- 8 inch round cake pans, reserve.
• Beat eggs in large mixer bowl at high speed 1 minute.
• Continue beating, adding sugar very slowly, about 7 minutes.
• Melt chocolate with 3/4 cup butter.
• Drizzle warm chocolate mixture into egg mixture, beating at low speed until blended.
• Add sour cream and vanilla, beat at low speed until thoroughly blended.
• Sift together 1 1/2 cups flour, the cocoa and baking soda.
• While beating at low speed, add dry ingredients, about 1/2 cup at a time, to chocolate mixture alternating with milk, about 1/3 cup at a time.
• Stop mixer as necessary to clean sides of bowl with rubber spatula.
• Beat until well blended.
• Pour half of batter into each reserved pan, place pans in oven diagonally on same rack.
• Bake until cake tester or wooden pick inserted in centre of each cake comes out clean, 30 to 35 minutes.
• Cool cakes in pans on wire racks until just warm, remove from pans and cool completely on racks.
• Prepare Chocolate Buttercream.
• Reserve about 1/2 cup buttercream for decorative piping.
• To assemble cake, place 1 layer on serving plate, spread top evenly with 3/4 of the firm buttercream.
• Refrigerate 30 minutes.
• Place second cake layer on top of first layer.
• Frost sides, then top of cake completely with buttercream.
• Pipe reserved buttercream through pastry bag fitted with star tube in a decorative border around top of cake.
• Refrigerate cake until thoroughly chilled, serve cold.
• Cake must be stored in refrigerator.