Tomato Jam

Directions

1. 1
   Peel, core and chop tomatoes.
2. 2
   In heavy pot bring to a boil and simmer 10 minutes, stirring occasionally.
3. 3
   Measure tomato mix, you need 3 cups.
4. 4
   Put in large pot and add lemon juice, lemon rind and sugar.
5. 5
   Mix well; bring to a full boil over high heat.
6. 6
   Then boil 1 minute, stirring constantly.
7. 7
   Remove from heat and stir in Certo immediately.
8. 8
   Skim off foam with metal spoon.
9. 9
   Continue stirring and skimming about 5 minutes.
10. 10
    Cool slightly.
11. 11
    Ladle in sterilized jars and seal at once with paraffin.
12. 12
    Makes 29 medium jars.