Mock Margaritas - cooking recipe

Ingredients

1 (12 oz.) can frozen lemonade
1 (12 oz.) can frozen limeade
1 c. powdered sugar
4 egg whites
6 c. crushed ice
limes
salt
3 c. club soda

Preparation

Combine first 5 ingredients in a 4-quart plastic container. Mix well.
Freeze, stirring occasionally.
Remove from freezer 30 minutes prior to use.
Spoon 2 cups of the frozen mixture into blender; add 1 cup club soda.
Blend to desired consistency.