Preparation Mash strawberries in a large bowl with a potato masher or a fork. Stir together berries, sugar, pectin, and lemon juice in a 12-inch nonstick skillet and boil until slightly thickened, about 5 minutes. Transfer to a bowl to cool, then chill, covered, until ready to serve. Cooks' note:Jam keeps, chilled in an airtight container, 2 weeks.
Preparation Mash strawberries in a large bowl with a potato masher or a fork. Stir together berries, sugar, pectin, and lemon juice in a 12-inch nonstick skillet and boil until slightly thickened, about 5 minutes. Transfer to a bowl to cool, then chill, covered, until ready to serve. Cooks' note:Jam keeps, chilled in an airtight container, 2 weeks.