1/2 c. butter
2 c. brown sugar
2 1/2 c. flour
1/2 c. cocoa
2 level tsp. baking soda in 1/2 c. hot water
1 tbsp. vanilla flavoring
1 tbsp. vinegar
1 c. buttermilk (sour milk)

Bake at 400 degrees. Very good with applesauce between layers and on top.