1-1/2 quarts water 1/2 cup instant chocolate drink mix 1/2 cup sugar 1/4 cup instant coffee granules 1/2 gallon vanilla ice cream 1/2 gallon chocolate ice cream 1 cup whipped cream, whipped chocolate curls, optional In a large saucepan, bring water to a boil, Remove from the heat. Add drink mix, sugar and coffee; stir until dissolved. Cover and refrigerate for 4 hours or overnight. About 30 minutes before serving, pour into punch bowl. Add ice cream by scoopfuls; stir until partially melted. Garnish with dollops of whipped cream and chocolate curls, if desired.