Combine lemon juice, lemon rind and water in a bowl. Let stand for 10 minutes.
Strain and pour into large saucepan. Add sugar to juice mixture; mix well. Bring
to a hard boil over high heat, stirring constantly. At once, stir in the fruit pectin.
Bring to a full rolling boil and boil for 1 minute, stirring constantly. Remove
from heat. Stir in food color. Skim off foam with metal spoon.
Ladle into hot sterilized jars. Cover immediately with 1/8-inch hot paraffin.