Canning Strawberry Jam 17. Wipe Rims Using a damp clean cloth, Bernice wipes the rim of each jar as soon as Paul fills one. Having a clean rim is vital to get a good seal. If last half pint is a little short of the 1/4 inch headspace it's OK and will seal just fine. ⇦ Back to - Step 16 On to - Step 18 ⇨Back to Strawberry Jam - Page 3 |