1 box Duncan Hines angel food cake mix
1 lg. pkg. pistachio pudding - instant
1 lg. Cool Whip

Bake angel food cake by directions. Cool and slice in half. Take bottom and dig out middle to make a funnel. Make pudding and place extra cake pieces in it. Mix and fill in funnel. Place top of cake back on and frost with Cool Whip. Keep in refrigerator. Cut with long knife carefully. Enjoy!