1 box lemon cake mix
4 eggs
1 stick butter
1/2 tsp. vanilla extract
1 (8 oz.) pkg. cream cheese, softened
1 box confectioners' sugar

Combine cake mix, 1 egg, butter and vanilla in large bowl, mixing until crumbly. Press into 9x13 inch baking pan.

Combine cream cheese, 3 eggs and confectioners' sugar in bowl, blending well. Pour over cake mix layer. Bake at 300 degrees for 1 hour. Cut into squares when cool.