1/2 lb. butter
1/2 c. Crisco
1 c. white sugar
1 box dark brown sugar
5 eggs
1/2 tsp. baking powder
1/2 tsp. salt
3 1/2 c. plain flour
1 1/4 c. milk
1 tsp. vanilla

Mix like any other pound cake. Bake in tube pan 1 1/2 hours at 325 degrees.