Spicy Harissa Black Bean Tacos with Pickled Onions

By AislePrompt Editorial · Published 2026-05-16 · Updated 2026-05-16

Black beans simmered with smoky harissa paste served in warm corn tortillas, topped with tangy pickled red onions and fresh cilantro for vibrant street-style tacos. This Mexican recipe (vegetarian), ready in about 20 minutes, pairs harissa paste, olive oil, garlic clove, minced for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 280 calories and feeds 4, so it slots cleanly into a weekly meal plan and pairs well with a quick salad or grain on the side. 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

• 1 can (15 oz) black beans (canned, drained and rinsed)
• 2 tbsp harissa paste
• 1 tbsp olive oil
• 1 garlic clove, minced
• 1/2 tsp ground cumin
• 1/2 tsp salt
• 8 corn tortillas
• 1/2 medium red onion, thinly sliced
• 1/4 cup white vinegar
• 1 tsp granulated sugar
• 1/4 cup water
• 1/4 cup fresh cilantro leaves
• 4 lime wedges

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Instructions

1. Step 1: In a small bowl, combine 1/4 cup white vinegar, 1/4 cup water, 1 tsp granulated sugar, and 1/2 tsp salt. Add 1/2 medium thinly sliced red onion and let it soak for at least 20 minutes to pickle.
2. Step 2: Heat 1 tbsp olive oil in a medium skillet over medium heat. Add 1 minced garlic clove and sauté for 30 seconds until fragrant.
3. Step 3: Stir in 2 tbsp harissa paste, 1/2 tsp ground cumin, and 1 can (15 oz) drained and rinsed black beans. Cook for 5 minutes, stirring occasionally, until heated through and slightly thickened.
4. Step 4: Warm 8 corn tortillas in a dry skillet over medium heat for 30 seconds per side until pliable and lightly toasted.
5. Step 5: Assemble tacos by spooning the harissa black beans evenly onto each tortilla. Top with pickled red onions, 1/4 cup fresh cilantro leaves, and serve with 4 lime wedges to squeeze over.