4 c. cut up rhubarb
1/2 c. sugar
2 c. water
1 (6 oz.) can frozen lemonade
1 (12 oz.) can 7-Up or white soda

Cook until rhubarb is mushy. Strain. Add frozen lemonade. When ready to serve add the 7-Up or soda.

Note: Rhubarb base can be made up during rhubarb season and frozen for use with lemonade and 7-Up later.