Barbacoa de Res (Slow-Cooked Beef in Chilli and Lime Broth)

Mexican barbacoa de res centres on beef cooked slowly until it collapses into tender, juicy shreds. Here, beef chuck simmers gently in a savoury broth seasoned with guajillo and ancho chilli powders, cumin, oregano, onion, garlic and bay, then is pulled back through the reduced cooking juices so the sauce coats the meat rather than sitting separately. Lime added at the end sharpens the richness, while warm corn tortillas, fresh coriander and onion-style toppings keep the serving simple and traditional in feel. It is the kind of slow-cooked dish that works well for tacos, sharing platters or make-ahead dinners, with enough depth to taste generous without needing complicated preparation.
Cuisine style Mexican slow-cooked beef
Spice level Medium
Cooking style One-pot cooking • Slow-cooked • Meal prep friendly
Time commitment Slow-cooked

Why this recipe works

  • Layered chilli flavour: Guajillo and ancho chilli powders bring warmth, fruitiness and depth without overwhelming the beef.
  • Low, slow cooking: A gentle simmer gives the beef time to become tender enough to shred while absorbing the seasoned broth.
  • Built for tacos and bowls: Returning the shredded beef to the cooking juices creates a saucy filling that works well in tortillas or over rice.

Get the most out of this recipe

Adjust the heat

  • For gentler heat: Use mild chilli powder in place of the guajillo, or reduce the chilli blend slightly while keeping the cumin, oregano and lime for balance.
  • For more warmth: Add extra ancho or guajillo chilli powder gradually, tasting the broth before the beef goes in so the seasoning stays balanced.
  • Keep it rounded: Finish with lime after shredding; the acidity lifts the chilli and rich beef without making the broth taste heavy.

Timing notes

  • Mostly hands-off cooking: The active work is mainly chopping, seasoning and shredding; the long simmer does the tenderising.
  • Cook until tender, not just timed: The beef is ready when it pulls apart easily with a fork. If it resists, continue simmering gently until it relaxes.

Authenticity notes

  • Home-style stovetop method: Traditional barbacoa has many regional forms; this version uses a Dutch oven and stovetop simmer for an accessible home-cooking approach.
  • Serve with tortillas: Warm corn tortillas, coriander and lime keep the serving style simple and let the chilli-braised beef remain the focus.

Make-ahead tips

  • Make ahead with the juices: Refrigerate the shredded beef in its cooking liquid so it stays moist and absorbs more flavour as it rests.
  • Reheat gently: Warm the barbacoa slowly in a saucepan over low heat, adding a little extra stock if the sauce has thickened too much.
  • Freezer-friendly: Freeze the cooled beef with some of its broth, then thaw and reheat gently until piping hot before serving.

Equipment you'll need

Ingredients
Instructions
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  1. Halve the yellow onion and slice it thinly. Peel and finely chop the garlic. Lightly crush the black peppercorns.
  2. In a dutch oven, combine the onion, garlic, guajillo chili powder, ancho chili powder, ground cumin, dried oregano, fine sea salt, crushed black peppercorns, beef stock and bay leaves. Bring to a gentle simmer over medium heat, stirring to dissolve the spices.
  3. Nestle the beef chuck roast into the broth so it is mostly submerged. Reduce the heat to low, cover, and cook at a very gentle simmer for 3 1/2 to 4 hours, turning the beef once or twice, until it shreds easily with a fork.
  4. Transfer the beef to a board and discard the bay leaves. Shred the beef, then return it to the pot and simmer uncovered for 10 minutes so the sauce clings to the meat. Squeeze in the juice of 1 lime, then taste and add more lime juice if you want it brighter.
  5. Warm the corn tortillas in a dry frying pan over medium heat for about 20 to 30 seconds per side, keeping them covered as you go. Finely chop the fresh coriander. Serve the barbacoa with the tortillas and scatter over the coriander, with lime wedges from the remaining lime for squeezing.

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Recipe notes

Tips

  • Keep the heat low enough that the broth barely bubbles; a hard boil can make the beef dry rather than shreddable.
  • For extra depth, toast the guajillo chili powder and ancho chili powder in the dry pot for 30 seconds before adding the beef stock, stirring constantly so they do not scorch.
  • If serving vulnerable groups, make sure the beef is cooked until fully tender and piping hot throughout before shredding and serving.

Substitutions

  • Replace beef chuck roast with beef brisket for a richer, slightly fattier barbacoa.
  • Replace guajillo chili powder with mild chili powder for a gentler heat and less fruity chilli flavour.
  • Replace corn tortillas with flour tortillas for a softer wrap.

Storage

  • Refrigerate up to 3 days
  • Cool the barbacoa quickly, then refrigerate in its cooking liquid. Reheat gently in a saucepan over low heat, adding a splash of beef stock if needed, until piping hot; warm tortillas fresh just before serving.

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Barbacoa de Res (Slow-Cooked Beef in Chilli and Lime Broth)
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Recipe overview

  • Servings: 4 servings
  • Total time: 5h (30min active)
  • Difficulty: Easy
  • Cuisine: Mexican
Beginner friendly One pot Freezer friendly

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