1 pkg. Pillsbury lemon cake mix
1/2 c. melted butter
1 egg
1 pkg. Pillsbury lemon frosting mix
8 oz. pkg. cream cheese, softened
2 eggs

Preheat oven to 350 degrees. Grease 13 x 9 inch pan (bottom only). Combine first three ingredients and press into prepared pan. Blend in a large bowl frosting mix and cream cheese. Take out 1/2 cup for frosting baked bars. Add 2 eggs to remaining frosting mixture. Beat 3 to 5 minutes; spread over base. Bake at 350 degrees for 30 to 40 minutes. Cool, then frost.