Asturian Bean Stew

Name: Asturian Bean Stew
Cuisine: European, Italian, Mediterranean
Ingredients: 1 lb (450g) dried Asturian or white beans (such as fabes or cannellini), soaked overnight; 1 chorizo sausage; 1 morcilla (Spanish blood sausage); 1/2 lb (225g) pancetta or salt pork; 2 cloves garlic, peeled; 1 large onion, peeled and whole; 1 bay leaf; 1 tsp sweet paprika; Salt to taste; Saffron threads, a pinch (optional, for aroma)