2 c. Bisquick mix
2 c. granulated sugar
6 tbsp. + 2/3 c. cocoa
1 c. milk
2 tsp. milk
3 1/3 c. hot tap water

Mix Bisquick, 1 cup sugar and 6 tablespoons cocoa in greased 13 x 9 inch pan. Stir in milk and vanilla until well blended. Sprinkle evenly with remaining cocoa and 1 cup sugar. Pour water over. Bake in preheated 350 degree oven for 40 minutes or until top is firm. Dust with 10x sugar. Serve at once with sauce spooned over cake.