Ingredients
1 package (3 ounces) lime gelatin2 tablespoons sugar1 cup boiling water1 cup fresh mint leaves2 cans (12 ounces each) frozen limeade concentrate, thawed2 cups cold water1 cup grapefruit soda1 cup rum or additional grapefruit sodaEACH SERVING:2/3 cup grapefruit sodaGARNISH:Lime wedge and/or fresh mint leaves
Preparation
In a small bowl, dissolve gelatin and sugar in boiling water; add mint leaves. Cover and steep for 20 minutes. Press through a sieve; discard mint. Stir in the limeade concentrate, cold water, soda and rum. Pour into a 2-1/2-qt. freezer container. Freeze overnight or until set.
For each serving, scoop 2/3 cup slush into a glass. Pour soda into the glass; garnish as desired.