VARIATION: Margarita Jellies (makes about 9 dozen)
In a large bowl, sprinkle 6 envelopes of unflavored gelatin evenly over 1 cup Spicy Margarita Punch. In a saucepan, bring 1 cup of punch just to a simmer. Whisk in the gelatin mixture until completely dissolved, then return to the large bowl. Whisk in the remaining punch. Pour into a lightly oiled 9-by-13-inch baking dish. Refrigerate overnight. Unmold and cut into 1-inch cubes. Dip in decorating sugar and serve.