This recipe for heirloom tomato ketchup dates back to 1908. It is sugar-free, depending on the natural sugar in the tomatoes to concentrate as a sweetener. It is fairly simple with the main ingredients being tomatoes, vinegar, red peppers, salt, pepper, dry mustard, and allspice. Be prepared to tend it for 4 hours before canning.
Prep Time: 1 hour
Cook Time: 4 hours
Total Time: 5 hours
Ingredients:
- 4 quarts tomatoes
- 2 quarts vinegar
- 6 chopped red peppers
- 4 tablespoons salt
- black pepper
- 2 tablespoons dry mustard
- 3 tablespoons allspice
