Soak 3 cups of grapefruit peel in water overnight.
Boil in fresh water for 30 minutes.
Drain and repeat twice.
Make a syrup of 3 cups of sugar to 1 cup of water.
When it cooks to a syrup, drop in thinly sliced strips of grapefruit peel and cook until all the syrup is cooked up.
Take out peelings and roll in sugar.
Colored sugar may be used.