"This recipe delivers traditional Italian flavor with no oil and balances the quantity of low-acid vegetables with added acid (lemon juice) for waterbath canning. Altering ingredients or quantities may result in an unsafe product, due to a change in the pH balance...."
INGREDIENTS
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8 cups fresh plum tomato purée
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2/3 cup finely chopped onion
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2/3 cup finely chopped celery
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1/2 cup finely chopped carrot
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2 cloves garlic, finely chopped
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4 tbsp bottled lemon juice
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2 tsp salt
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1/2 tsp freshly ground black pepper
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1/2 tsp hot pepper flakes
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3Ball®(16 oz) pint glass preserving jars with lids and bands