This would be a fun treat for the Fourth of July!
3/4 c. sugar
1 c. fresh lemon juice
1 c. fresh or frozen raspberries
thin lemon slices
Mix sugar, lemon juice and 6 cups of cold water. Mix well until the sugar dissolves.
Puree raspberries in a food processor and then press through a fine sieve into a bowl, discarding the seeds.
Mix the raspberries with the liquid. Chill for at least an hour or until desired temperature.
Add ice and lemon slices if desired.