Authentic Paella

Name: Authentic Paella
Ingredients: 2.5 cups uncooked white rice; 6 cups chicken stock, divided; 3 cloves garlic; 1 teaspoon chopped fresh parsley; 0.5 teaspoon curry powder; 5 saffron threads; salt and ground black pepper to taste; 0.25 cup olive oil; 1 onion, diced; 1 (3 pound) whole chicken, cut into small pieces; 2 cups peeled and deveined small shrimp, diced; 6 small lobster tails; 0.5 pound clams in shell, scrubbed; 1 (8 ounce) jar mushrooms, drained; 1 cup green peas; 1 (2 ounce) can mussels