6.5 pound(s) (2- to 3-inch-pieces) meaty oxtails
1.5 teaspoon(s) salt
1 teaspoon(s) black pepper
1.5 tablespoon(s) extra virgin olive oil
1/4 pound(s) mild Spanish chorizo (spicy cured pork sausage)
1 large onion, coarsely chopped
4 medium carrots, coarsely chopped
4 garlic cloves, chopped
1 Turkish or 1/2 California bay leaf
1/2 teaspoon(s) sweet or hot Spanish smoked paprika
1 cup(s) dry white wine
1 (28- to 32-oz) can whole tomatoes in purée, coarsely chopped (including purée) in a food processor
2 tablespoon(s) chopped fresh flat-leaf parsley
2 tablespoon(s) chopped fresh cilantro
1 tablespoon(s) Sherry vinegar or red-wine vinegar