1 pkg. Pillsbury Plus chocolate cake mix
3 eggs
1/3 c. oil
1 c. water

FILLING:

8 oz. cream cheese, softened
2 tbsp. butter
1/4 c. sugar
1 tbsp. corn starch
1 egg
2 tbsp. milk
1/2 tsp. vanilla

Set oven to 350 degrees.

Beat filling until smooth, pour over half of cake mixture. In greased and floured pan, spread rest of cake mix. Bake 45 to 55 minutes. Cool and frost, store in refrigerator.