Dear Nell,
This comes from Betty Crocker's "New Picture Cookbook".

Hot Fudge Pudding:

1 cup all-purpose flour
2 tsp baking powder
1/4 tsp salt
3/4 cup sugar
2 tbsp cocoa
1/2 cup milk
2 tbsp shortening, melted
1 cup chopped nuts
1 cup brown sugar (packed)
1/4 cup cocoa
1 3/4 cups boiling water

Heat oven to 350. Blend flour, baking powder, salt, sugar and 2 tbsp cocoa in bowl. Stir in milk and shortening. Blend in nuts. Spread in square pan, 9x9x1 3/4". Sprinkle with mixture of brown sugar and 1/4 cup cocoa. Pour hot water over entire batter. Bake 45 minutes. During baking, cake mixture rises to top and chocolate sauce settles to bottom, Cut into squares; invert each square onto dessert plate, spoon sauce over. Or invert entire pudding on platter. Serve warm. 9 servings