Ingredients for 1 servings:
1. 1/2 cup water
2. 4 cups ice cubes
3. 1/2 cup lemon juice concentrate (like REALemon)
4. 1/2 cup sugar
Directions:
1. In blender, combine lemon juice concentrate, water, and sugar.
2. Gradually add the 4 cups of ice cubes, blending until smooth.
3. Serve immediately.