2 sticks butter
3/4 c. cocoa
2 c. sugar
4 eggs
2 tsp. vanilla
1 1/2 c. flour

Melt butter and cocoa in a saucepan over low heat. Remove pan from heat. Add sugar and blend in eggs one at a time. Add vanilla and flour. Mix well. Bake 325 degrees for 25 minutes in a greased 9x12 baking dish.