1 lb. Velveeta cheese
1 lb. butter
4 lb. powdered sugar
1 c. cocoa
1 tbsp. vanilla

Mix sugar and cocoa in large bowl. Melt cheese and butter on low heat in saucepan. Remove from heat; cool slightly and add vanilla. Then add to sugar and cocoa mixture, mixing well. Pour into 9 x 13-inch pan that has been sprayed with cooking spray. Cool and cut into pieces.