Grandma Charlie'S Tomato Catsup - cooking recipe

Ingredients

raw \"very\" ripe tomatoes
12 c. tomato pulp
3 c. granulated
6 Tbsp. (rounded) cornstarch
3 tsp. salt
3 tsp. celery salt
3 tsp. catsup spice
1 tsp. black pepper
1 1/2 c. vinegar
3 small diced onions

Preparation

Mash the tomatoes through a colander.
Heat the tomato pulp and onion until boiling.
Add the dry ingredients, mixed with 1/2 cup vinegar.
Boil 30 minutes.
Seal in hot jars.