BETTY CROCKER RAINBOW CAKE RECIPES

Steps:

• Heat oven to 375°F. Line bottoms only of two 15x10x1-inch pans with cooking parchment paper. Spray parchment paper with baking spray with flour.
• In large bowl, beat eggs with electric mixer on high speed about 6 minutes or until thick and lemon colored. Add cake mix, water and oil. Beat on low speed 30 seconds; scrape bowl. Beat on medium speed 1 minute. Pour 2 1/4 cups batter into each pan; spread evenly.
• Bake 10 to 12 minutes or until cake springs back when lightly touched in center.
• Meanwhile, sprinkle 1/2 cup powdered sugar over two clean kitchen towels. Remove cakes from oven. Run metal spatula around edges of pans; carefully turn one onto each kitchen towel. Peel away parchment paper. Immediately roll up cake and towel from narrow end. Cool cakes on rack 30 minutes with seam centered on bottom of cake.
• In large bowl, beat marshmallow creme, softened butter and vanilla with electric mixer on medium speed until smooth, scraping bowl occasionally. On low speed, beat in 1 1/2 cups powdered sugar until smooth and creamy.
• Carefully unroll cakes. Allow narrow end to remain slightly curled. Drop 1 cup of the filling by spoonfuls over each cake, and spread evenly to within 1/2 inch of edges. Reroll filled cakes, using kitchen towel to help roll up cake. Wrap in plastic wrap, making sure seam is centered on bottom. Place both wrapped cakes on cookie sheet; refrigerate 30 minutes.
• In small microwavable bowl, microwave chocolate chips and whipping cream uncovered on High 40 to 60 seconds; stir. Continue to microwave in 10-second increments until chips can be stirred smooth. Let stand 5 to 10 minutes or until slightly thickened and still pourable. Place cakes on cooling rack placed over waxed paper. Pour chocolate mixture over each cake to cover. Return cakes to refrigerator about 30 minutes or until chocolate is set. Store loosely covered in refrigerator.

Steps:

• Heat oven to 350°F. Spray bottom only of 13x9-inch pan with cooking spray.
• In large bowl, beat Cake Layer ingredients with electric mixer on medium speed 2 minutes, scraping bowl occasionally. Pour in pan.
• In another large bowl, mix Lemon-Lime Layer ingredients with whisk until smooth. Evenly pour over top of cake batter in pan; mixture will sink to bottom as you pour over cake batter.
• Bake 30 to 35 minutes or until toothpick inserted in center comes out clean. Cool 30 minutes. Refrigerate at least 4 hours to chill. Spread whipped topping over chilled cake. Sprinkle with additional lemon and lime peel if desired. Using a serving spatula and a knife to carefully help slide pieces off, cut into 6 rows by 3 rows. Store covered in refrigerator.