1 lb. sweet butter
2 c. sugar
4 c. flour
1 egg
1 tsp. vanilla
Jelly or jam, any kind

Cream butter, add sugar, egg, and vanilla; beat together well. Spread half the mixture into a 9 x 13 lightly greased pan. Spread on any kind of jelly or jam. Cover with remaining dough. Bake at 300 degrees about 1 hour. Cool; cut into bars.