Categories: Dressing/Sauces
Ingredients
- 6 lbs. tomatoes
- 2 cups chopped onion
- 1/4 cup olive oil
- 6 oz. can tomato paste
- 3 tbsp finely chopped garlic
- 2 tbsp finely chopped fresh oregano
- 2 tbsp balsamic vinegar
- 4 tsp granulated sugar
- 1 1/2 tsp salt, divided
- Black pepper or crushed red pepper to taste
Directions
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Cut tomatoes in half crosswise. Gently squeeze out the seeds and discard. Mix onion, oil, tomato paste, garlic, oregano, vinegar, sugar and 1 tsp salt in a slow cooker. Place the tomatoes on top.
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Cover and cook for 2 hours on HIGH or 4 hours on LOW.
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Puree with an immersion blender until chunky. Placing the lid askew, cook until thickened, about 3 hours or more on HIGH or 6 hours more on LOW.
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Season with the remaining 1/2 tsp salt and pepper to taste. Puree further. Let cool completely before storing.