OREO Celebration Cake

Ingredients

• 1 tsp baking soda 
• 0.7 cup butter divided softened
• 1 tsp calumet baking powder 
• 55 servings warm chocolate glaze 
• 0.5 cup knudsen cream sour
• 2  eggs separated
• 1.5 cups flour 
• 1 cup granulated sugar 
• 3 Tbsp milk 
• 20  oreo cookies divided
• 16 oz powdered sugar divided
• 2 oz baker's semi-sweet chocolate melted
• 2 Tbsp cocoa powder unsweetened
• 2.5 tsp vanilla divided
• 1 cup water 

Equipment

• bowl
• oven
• blender
• toothpicks

Directions

1. Heat oven to 350F.
2. Spray 2 (9-inch) round pans with cooking spray; dust with cocoa powder. Coarsely chop 7 cookies; set aside. Finely crush remaining cookies; place in medium bowl.
3. Add flour, baking powder and soda; mix well.
4. Beat egg whites in small bowl with mixer on high speed until stiff peaks form; set aside. Beat granulated sugar, 1/3 cup butter and egg yolks in large bowl with mixer until well blended.
5. Add flour mixture, water, sour cream, melted chocolate and 1 tsp. vanilla; beat on medium speed 1 min. Gently stir in egg whites until well blended.
6. Pour into prepared pans.
7. Bake 25 min. or until toothpick inserted in centers comes out clean. Cool in pans 10 min.
8. Remove from pans to wire racks; cool completely.
9. Beat 1 cup powdered sugar with remaining butter and vanilla in large bowl with mixer until well blended.
10. Add remaining powdered sugar alternately with milk, beating well after each addition. Reserve 1/2 cup frosting.
11. Stack cake layers on plate, filling with remaining frosting and chopped cookies.
12. Spread top with Chocolate Glaze.
13. Let stand 10 min. Decorate with reserved frosting. Keep refrigerated.