8 c. rhubarb, cut up
2 qts. water
2 c. sugar
1/2 c. lemon juice
1 sm. pkg. red raspberry Jello
2 1/2 c. vodka

Cook rhubarb in water until tender. Strain. Add lemon juice, sugar, Jello and vodka then freeze. When serving, add 3/4 cup slush and 1/4 cup 7-Up.