Mix dry ingredients, add milk, oil, and vanilla.
Stir in walnuts. Pour mixture into a 9 inch square
baking pan or
dish. Mix 3/4 cup
brown sugar and the 1/4 cup cocoa, and sprinkle over the first mixture. Pour the 1 3/4 cup hot water over the mixture, and
bake at 350 deg. F. for 45 minutes.