Savoring Oxtail Stew with Fluffy Rice

Ingredients

• 3 lbs oxtail, cut into segments
• 2 tablespoons vegetable oil
• 1 large onion, diced
• 2 cloves garlic, minced
• 2 carrots, diced
• 2 celery ribs, diced
• 1 bell pepper, diced
• 2 tablespoons tomato paste
• 6 cups beef broth
• 1 cup red wine (optional)
• 1 teaspoon dried thyme
• 1 bay leaf
• Salt and pepper, to taste
• 2 cups long-grain rice
• 4 cups water
• 1 teaspoon salt
• 1 tablespoon unsalted butter (optional)