Perfect Barbacoa Beef

Ingredients

• 1 (4-pound) beef roast, boneless chuck or brisket
• salt, to taste
• pepper, to taste
• 1 tablespoon olive oil
• 1 onion, finely diced
• 1/2 cup beef broth
• 3 tablespoons cider vinegar
• 1 small lime, juiced
• 4 chipotle peppers in adobo, diced
• 5 cloves garlic, minced
• 1 tablespoon cumin
• 1 teaspoon oregano
• 2 bay leaves
• 1/8 teaspoon ground cloves
• tortillas, optional, to taste, warm, for serving
• cilantro, optional, to taste, chopped, for serving