Bluebarb Jam - cooking recipe

Ingredients

3 cups fresh rhubarb, finely chopped
3 cups fresh blueberries, crushed
7 cups sugar
1 (8 ounce) bottle Certo

Preparation

Combine fruits in large heavy saucepan.
Add sugar and mix well.
Place over high heat in a large heavy pan. Bring to a full boil and boil hard for 1 minute, stirring constantly.
Remove from heat.
Add pectin. Stir and skim for 6-7 minutes.
Freeze or can in hot sterile jars.
Makes 8-9 half pints.