"Using a slow cooker and canned tomatoes, this old-fashioned ketchup is easy to make any time. The cooker does all the work, without spattering or burning. For the best flavor, choose good quality canned plum tomatoes. This ketchup can be canned and makes a great hostess gift. To double the recipe, see Note...."
INGREDIENTS
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1 (28-ounce) can San Marzano or other plum tomatoes in tomato sauce see savings
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1/4 cup finely chopped onion see savings
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1 garlic clove, finely chopped see savings
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1/3 cup plus 2 teaspoons Agave In The Raw see savings