c("Heat oven to 350 degrees.", "In a greased 8\" square baking dish, mix baking mix,  1/2 cup sugar and 3 Tbs. cocoa.", "Stir in milk and vanilla until blended.", "Sprinkle evenly with remaining 1/3 cup cocoa and 1/2 cup sugar.", "Pour water over top (no  need to stir).", "Bake 40 min. or until top is firm.", "Dust lightly with  confectioners' sugar.", "Spoon while hot into dessert bowls; top cake with sauce.")