Mexican Birria Recipe - Chili Pepper Madness

Ingredients

• 5 ancho peppers (stems and seeds removed)
• 5 guajillo peppers (stems and seeds removed)
• 2-3 chiles de arbol (optional, for spicier)
• 1 tablespoon olive oil
• 1 large white onion (chopped)
• 3 large tomatoes (chopped)
• 5 cloves garlic (chopped)
• 1 tablespoon dried Mexican oregano
• 1 tablespoon sea salt (or to taste)
• 1 teaspoon cinnamon
• 1 teaspoon cumin
• 1 teaspoon ground ginger
• 1 teaspoon black pepper
• ½ cup apple cider vinegar
• 2 large roasted tomatoes (chopped)
• 4 cups beef stock (separated)
• 3 1/2 pounds lamb shoulder (or you can use beef shank or chuck roast)