Fruit Punch - cooking recipe

Ingredients

1 large can grapefruit juice
1 large can orange juice
1 large can pineapple juice
1 small bottle lemon juice
2 1/2 lb. sugar
1 Tbsp. citric acid

Preparation

Mix together and add enough water to make 2 1/2 gallons.
Put in freezer 24 hours before serving time.
Keep stirred so it will be slushy when ready to serve.
Add one or two bottles of ginger ale at serving time for the desired consistency.