Recipe: Shrimp Etouffée

Name: Recipe: Shrimp Etouffée
Ingredients: 1 1/2 pounds head-on medium shrimp, or 1 pound medium shrimp, unshelled; 1 1/2 cups shrimp stock, chicken stock, or water; 1 teaspoon dried thyme or 1 tablespoon fresh thyme; 1 teaspoon salt; 1/2 teaspoon freshly ground pepper; 1/2 teaspoon cayenne pepper; 1/2 teaspoon paprika; 3 tablespoons butter; 2 tablespoons all-purpose flour; 1 cup chopped onion; 1/2 cup chopped green bell pepper; 1/2 cup chopped celery; 1 tablespoon chopped garlic; 1/4 cup chopped green onions; 1/4 cup chopped fresh flat-leaf parsley; Rice, for serving