Tomato

Slow cooker

Pour tomatoes into slow cooker. Swirl 1/4 cup water in each emptied can and pour into the slow cooker. Add sugar, vinegar, onion, garlic, salt, celery salt, mustard powder, black pepper, cayenne pepper, and clove; whisk to combine.

Cook on High, uncovered, until mixture is reduced by half and very thick, 10 to 12 hours. Stir every hour or so.

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