Strawberry Jam

Directions

1. 1
   Hull, wash and mash the berries.
2. 2
   Add the sugar.
3. 3
   Stir up real well.
4. 4
   Add 1/2 teaspoon butter.
5. 5
   Put on stove.
6. 6
   Bring to a full rolling boil, one that can't be stirred down.
7. 7
   Stir occasionally before it comes to a hard boil.
8. 8
   Add the Certo, stirring constantly.
9. 9
   Boil real hard for 1 minute.
10. 10
    Remove from stove. Stir and remove any foam, then pour into hot jars and seal immediately.
11. 11
    Fill jars 1/8-inch from the top.