Slow-Cooker Barbacoa Beef Tacos with Oaxaca Cheese

Master the art of authentic, taqueria-style barbacoa from the convenience of your own kitchen.

This set-it-and-forget-it recipe transforms tough, marbled cuts of beef into a melt-in-your-mouth masterpiece that is perfect for any day of the week, bringing the complex, savory flavors of traditional Mexican slow-cooking right to your table without hours of standing over a hot stove.

Barbacoa is a traditional cooking method that results in exceptionally tender, flavorful meat. By using a slow cooker, you can replicate the slow-simmering process required to break down the connective tissues in beef chuck and cheek.

The combination of garlic, onion, bay leaves, and bright lime juice infuses the meat with deep, savory notes, while the addition of Oaxaca cheese at the end provides a creamy, indulgent finish that takes these tacos to the next level of comfort.

Ingredients

Why this recipe works

The slow-cooker method is ideal for tough, connective-tissue-rich cuts like beef chuck and cheek.

By cooking at a low temperature for an extended period, the collagen in the meat slowly breaks down into gelatin, resulting in a silky, tender texture that cannot be achieved with quick cooking methods. This process ensures the meat remains juicy and flavorful throughout.

Aromatics such as onion, garlic, and bay leaves create a balanced flavor profile that permeates the meat during the long cooking cycle.

The lime juice adds a necessary acidic element that cuts through the richness of the beef, creating a harmonious and authentic taste. Finishing with Oaxaca cheese adds a mild, milky richness that perfectly complements the robust spices of the barbacoa.

Notes and substitutions

For the best results, look for beef chuck with good marbling, as the fat will render down and contribute to the overall succulence of the dish. If you cannot find beef cheek, you can substitute with extra beef chuck or brisket. Ensure the garlic is fresh for the best flavor infusion; avoid using pre-minced or garlic powder for this particular preparation.

A heavy-duty slow cooker with a reliable temperature control is recommended for this recipe to ensure even heat distribution. If your slow cooker runs hot, check the meat an hour early to prevent overcooking. The corn tortillas should be heated on a dry skillet or griddle until pliable and warm before assembly to prevent them from cracking during consumption.

• Oaxaca cheese: Low-moisture mozzarella or Monterey Jack cheese
• Mexican oregano: Regular dried oregano

Equipment

• Slow cooker
• Chef's knife
• Cutting board
• Tongs
• Large serving platter