Mix the dry ingredients (flour, sugar, cocoa) together.
Add the milk and vanilla and mix well.
Pour the batter evenly into a pan.
Sprinkle 1 cup of sugar and ½ cup of cocoa over the top.
Slowly pour 2 ¼ cups of boiling water over the top, but do not stir.
Bake at 350 degrees for 30 minutes.
