Wood-Fired Barbacoa Tacos with Pickled Onion Salsa

By Lauren Mitchell, Test Kitchen Director · Reviewed by AislePrompt Editorial · Published 2026-07-05 · Updated 2026-07-05

Tender slow-cooked barbacoa beef wrapped in warm corn tortillas, topped with tangy pickled onion salsa for a bright contrast. This mexican-inspired tacos & burritos ready in about 500 minutes blends beef chuck roast, peppers chipotle peppers in adobo sauce, minced garlic cloves into a versatile sauce that lifts everything from grain bowls and roasted vegetables to grilled proteins — a small-batch staple worth keeping in the fridge. Each serving lands at about 450 calories and feeds 6, so a small batch covers several meals across the week without taking over the fridge. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Ingredients

• 2 lbs beef chuck roast
• 2 peppers chipotle peppers in adobo sauce
• 4, minced garlic cloves
• 1 large, quartered white onion
• 1 cup beef broth
• 1 tbsp ground cumin
• 1 tsp dried oregano
• 1/2 cup apple cider vinegar
• 1 medium, thinly sliced red onion
• 12 corn tortillas
• 1/4 cup, chopped fresh cilantro
• 2 tsp kosher salt
• 1 tsp black pepper
• 2 tbsp olive oil

Instructions

1. Step 1: In a blender, combine 2 chipotle peppers in adobo sauce, 4 minced garlic cloves, 1 cup beef broth, 1 tbsp ground cumin, 1 tsp dried oregano, 2 tsp kosher salt, and 1 tsp black pepper; blend until smooth.
2. Step 2: Cut 2 lbs beef chuck roast into large chunks and place in a slow cooker. Pour the blended sauce over the beef and add 1 large quartered white onion. Cook on low for 8 hours until the meat is fork-tender and shreds easily.
3. Step 3: While the beef cooks, toss 1 medium thinly sliced red onion with 1/2 cup apple cider vinegar and a pinch of salt. Let sit at room temperature for at least 30 minutes to pickle and develop tang.
4. Step 4: When the beef is done, shred it with two forks and mix in 2 tbsp olive oil to keep it moist and flavorful.
5. Step 5: Warm 12 corn tortillas in a dry skillet over medium heat for 30 seconds per side until pliable and slightly charred.
6. Step 6: Assemble tacos by placing shredded barbacoa beef on each tortilla, topping with pickled red onion salsa and 1/4 cup chopped fresh cilantro. Serve immediately.