OREO BLACKOUT CAKE

Steps:

• Preheat oven to 350.
• For the crust: Grease two 9" round cake pans and dust with cocoa.
• Crush oreos and combine with butter.
• Pat into one of the pans.
• Bake 5 minutes.
• Set both pans aside.
• For the cake: Combine Oreo crumbs, flour, baking powder, and baking soda.
• Set aside Cream butter and sugar.
• Add egg yolks, sour cream, melted chocolate and vanilla.
• Add the water and stir till blended.
• Beat at medium speed for one minute.
• Whip egg whites to soft peak.
• Fold into batter by hand.
• Divide batter into the two prepared pans (one has a cookie crust and one doesn't) Bake at 350 or until top springs back (15-25 minutes) The pan with the cookie bottom takes approximately 5 minutes longer.
• Remove the cakes from the pans and refrigerate.
• For the filling: Combine all ingredients and beat until of spreading consistency Place the cake layer with the cookie crust on a plate.
• Spread filling, reserving some for garnish.
• Top with the other cake.
• For the frosting: Beat the frosting ingredients together until of spreading consistency Frost the cake.
• For the garnish: Press additional crushed oreos on sides of cake.
• Pipe reserved filling on top in little clouds Press a quarter Oreo (or a mini Oreo) into each puff.