Make this recipe a recipe that people in that category can eat. categories: ['low_calorie'], recipe: in a small pan, bring the rhubarb, sugar, and water to a boil. lower heat and stir occasionally until the sugar has dissolved and the mixture has reduced into a light syrup, about 10 minutes. strain through a mesh strainer and press the rhubarb bits with the back of the spoon to release all of the juices into a bowl. add about a tablespoon of the syrup to the bottom of each cup and top with club soda. serve immediately.

Target recipe: in a saucepan, combine rhubarb, water, and sugar; bring to a boil. reduce heat; cover and simmer for 5 minutes or until rhubarb is tender. cool for about 30 minutes. in a blender, puree mixture, half at a time. stir in apple juice and lemonade concentrate. pour into a freezer container; cover and freeze until firm. let stand at room temperature for 45 minutes before serving. for individual servings, scoop 1/3 cup into a glass and fill with soda. to serve a group, place all of the mixture in a large pitcher or punch bowl; add soda and stir. serve immediately.