4 cups mashed strawberries (hulled, stems removed)
1 cup organic sugar
2 teaspoon Pomona’s pectin powder
2 teaspoons calcium water (comes with the Pomona’s Universal Pectin; you mix at home with water before starting this recipe per the package instructions)
Read more at http://boulderlocavore.com/2011/07/simple-organic-strawberry-jam.html#eOZJJJqSE12MMUTe.99
good receipe and guide.