1 box yellow cake mix
1 stick butter, softened
2 eggs
2 to 4 tbsp. water (as needed)

Mix well and spread into bottom and 1/2-inch up sides of greased 9 x 13 pan.

Filling:

1 (8 oz.) pkg. cream cheese, softened
2 eggs
1 (14 oz.) can sweetened condensed milk
1 tsp. vanilla

Cream cheese and beat in eggs, then milk and vanilla. Spread over dough in bottom of pan.

Bake at 350°F for 30 minutes or until lightly browned and set. Mixture thickens as cooking. Slice into squares and serve.