Source: Texasweet Citrus Marketing Inc.

3 1/2 cups freshly squeezed red grapefruit juice
1/4 cup lemon juice
7 cusp granulated sugar
2 (3 ounce) pouches liquid pectin
Red food coloring (optional)

Combine juices and sugar. Bring to a rolling boil for 1 minute. Remove from heat and quickly skim off any foam. Stir in liquid pectin. Add 6 to 8 drops of red food coloring. Ladle into hot sterilized jars and cover with lids and rings. Process jars in boiling water for 10 minutes to seal.

Makes 6 jars.