1 box yellow cake mix
1 egg
1 stick butter
1 c. chopped pecans
1 box powdered sugar
1 (8 oz.) pkg. cream cheese, softened
3 eggs

Mix together cake mix, egg, butter and pecans; pat into greased 13 x 9 x 2 inch pan. Mix together powdered sugar, cream cheese and 3 eggs; pour over first layer. Bake at 350 degrees for 35-40 minutes. Cool completely before cutting into squares.