Citric Punch - cooking recipe

Ingredients

2 oz. citric acid crystals or sour salt
2 qt. boiling water
1 large can frozen orange juice, undiluted
1 large can unsweetened pineapple juice
5 c. sugar
2 qt. water

Preparation

Dissolve crystals in 2-quarts boiling water.
Let set for 24 hours.
Mix orange juice, pineapple juice, sugar and 2-quarts water together and mix well.
Combine both mixtures and mix thoroughly.
Divide into three containers and freeze.