Seafood and Chicken Paella

Name: Seafood and Chicken Paella
Ingredients: 4 1/2 cups low-sodium chicken broth; 1/2 teaspoon crushed saffron (optional); 1 teaspoon smoked paprika or sweet paprika; 1 tablespoon extra-virgin olive oil; 4 skin-on bone-in chicken thighs (about 1 pound total); coarse salt and ground pepper; 6 ounces dried chorizo sliced 1/4 inch thick; 1/2 medium onion diced small; 3 garlic cloves minced; 2 large tomatoes chopped; 1 1/2 cups Arborio rice; 12 mussels scrubbed; 1/2 lb. medium shell-on shrimp deveined