2 c. light brown sugar
2 c. flour
1/2 c. soft butter
1/2 tsp. nutmeg
1/2 tsp. salt

To make crumbles, reserve 1/2 cup for top. Add:

1 c. sour milk or buttermilk
1 tsp. baking soda
1 egg

After putting this cake in a square tin, sprinkle mixture in cup over top and bake in moderate oven, about 45 minutes.