1 (4 oz.) pkg. sugar-free jello (any flavor)
3/4 c. boiling water
1/2 c. cold water
ice cubes
1 (8 oz.) container plain yogurt
1 tsp. vanilla

Completely dissolve jello in boiling water, combined with enough ice cubes to measure 1 cup. Add to jello and stir until slightly thickened. Remove any unmelted ice. Stir in yogurt and vanilla. Pour into 5 or 6 individual dishes. Refrigerate until set.

Makes 2 1/2 cups or 5 servings.