Rustic Tomato Stew

Name: Rustic Tomato Stew
Ingredients: 6-8 medium tomatoes on the vine, quartered; 2 tablespoons tomato paste; 1 tablespoon anchovy paste; 1 (5.3 oz) cups plain Wünder quark, for serving; 1/2 tablespoon smoked paprika (regular is fine); 2 bay leaves; 2 tablespoons olive oil; 1 small yellow onion, finely chopped into small squares; 1 1/2 cups room temperature water; 1 teaspoon sherry or red wine vinegar; kosher salt; fresh black pepper; basil or parsley for serving; pair with a side of rice or couscous (optional)