Recipe: Lemon Bars (repost)

Everybody’s Favorite Lemon Squares

1 box lemon cake mix with pudding (Pillsbury)
1/2 cup melted butter (1 stick)
3 eggs
1 box confectioners sugar (16-ounces)
1 package (8-ounce) cream cheese, softened
1 teaspoon lemon flavoring1. Combine cake mix, butter and one egg. Batter will be thick. Grease 9 x 13-inch baking dish. Press dough into pan.
2. Blend confectioners sugar, cream cheese, 2 eggs and lemon flavoring. Mix well and pour over cake dough.
3. Bake at 350 degrees for 35 to 40 minutes. Cool one hour at room temperature. Cut into squares. Cover and cool in refrigerator overnight.

I got this here on TKL but I don't know who posted it.