Brownie Pudding

Sift together flour, baking powder, salt, 1/2 cup sugar and 2 tablespoons cocoa. Add milk, vanilla and shortening; mix until smooth. Add nuts. Pour into greased casserole. Mix together brown sugar and 2 tablespoons cocoa; sprinkle over mix. Pour 1-3/4 cup hot water over all. Bake 45 minutes at 350F. Serve warm with spoon from casserole. Sauce will be on bottom.