1 stick butter
2 c. self-rising flour
3/4 c. black walnuts or 3/4 c. pecans
1 box brown sugar
3 eggs
1 tsp. vanilla
1 tsp. walnut flavoring

Mix butter, brown sugar and eggs together. Add flour, nuts and flavoring. Spread in a well greased 13 1/2" x 18 3/4" baking dish. The center will fall when done.