Use 11 x 17 inch sheet cake pan or 9 x 13 inch brownie pan.

1 box yellow cake mix
1 egg
1/2 c. butter, softened

Mix and press into cookie sheet. (It will be crumbly - use your fingers and the palm of your hand.)

8 oz. Philadelphia cream cheese, softened
2 eggs
1 box powdered sugar

Mix together and pour on top. Bake at 350 degrees for 25-30 minutes. Cool and cut into squares.