1 1/2 cups strawberries, crushed
1 cup rhubarb, chopped
1 Tbsp. lemon juice
1 tsp. lemon peel, grated
4 cups sugar
1 pkg. powdered pectin
3/4 cup water
Prepare freezer jars and lids according to manufacturer's instructions.
Combine strawberries, rhubarb, lemon juice and grated lemon peel in a large bowl. Stir in sugar; let stand 10 minutes. Combine pectin and water in small saucepan; boil hard for 1 minute, stirring constantly.Add pectin to fruit mixture, stirring constantly for 3 minutes. Add 2-3 drops red food coloring, if desired. Carefully ladle jam into freezer jam jars, leaving 1/2-inch headspace. Adjust caps.
Allow to stand at room temperature until set, not to exceed 24 hours. Label. Store in freezer.