Ketchup - cooking recipe

Ingredients

2 gal. tomato juice
3 c. vinegar
cinnamon oil
clove oil
2 onions, chopped fine
8 Tbsp. salt
5 to 6 c. sugar
6 to 8 Tbsp. cornstarch

Preparation

Boil down tomato juice 1/3 way.
Add onions, salt and vinegar; boil down 1/2.
Add 20 drops each of cinnamon and clove oils. Combine the sugar and cornstarch; add slowly.
Cook 10 to 15 minutes.
Can in pint jars.
Process 20 minutes in boiling water bath.