1 cup sifted cake flour
1 1/2 teaspoons baking powder
1/2 teaspoon baking soda
1/2 cup granulated sugar
2 tablespoons unsweetened cocoa
1 tablespoon instant espresso powder
1/2 cup evaporated skimmed milk
1/4 cup vegetable oil
1 teaspoon vanilla extract
1/2 cup firmly packed dark brown sugar
3 tablespoons unsweetened cocoa
2 teaspoons instant espresso powder
1 cup boiling water

Combine first 6 ingredients in a bowl; stir well. Combine milk, oil and vanilla extract; add to dry ingredients and stir. Spoon into an 8-inch square pan. Combine brown sugar, cocoa and espresso powder. sprinkle over batter. Pour water over batter (do not stir). Bake at 350 degrees F for 30 minutes or until cake springs back when touched.

Serve warm.