Oxtail Soup in Slow Cooker

Name: Oxtail Soup in Slow Cooker
Prep time: 10 min
Cook time: 7 h
Total time: 7 h 10 min
Cuisine: Caribbean
Ingredients: 1 - 1½ lbs oxtails (cut into uniform 1-inch thick pieces); Green seasoning (or your preferred meat seasoning); 2 tablespoons coconut oil; 1 small onion (chopped); 2 garlic cloves (minced); 2 teaspoons chopped thyme; 2 cups stock; ¼ teaspoon black pepper; ¼ teaspoon all-purpose seasoning; 2 cups water (or more, see notes); 1 bouillon cube; Salt to taste; ¼ cup chopped celery; 1 cup carrot disks; 1 cup sweet potato chunks; 1 green onion (chopped); 1 scotch bonnet pepper; 1 tablespoon hot pepper (optional); 2 tablespoons tomato paste; 1 tablespoon chopped pimento peppers; 4 - 5 pimento peppers; 1 tablespoon flour