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  3. Sweet Potato and Black Bean Tacos
Sweet potato and black bean tacos with avocado crema and pickled onions

Roasted sweet potato and spiced black beans in warm tortillas

Sweet Potato and Black Bean Tacos

Prep Time

15 min

Cook Time

25 min

Total Time

40 min

Servings

4

12 tacos

Difficulty

Easy

Cost

Budget

$

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Recipe at a Glance

Cumin-roasted sweet potato cubes and seasoned black beans piled into warm corn tortillas with avocado crema, pickled onions, and fresh cilantro. Vibrant, filling vegan tacos.

Cuisine: Mexican
Category: Main Course
Difficulty: Easy
Cost: $
Dietary: Vegetarian, Vegan, Gluten-Free, Dairy-Free

Quick Summary

40 min total time|4 servings|Easy difficulty

Cumin-roasted sweet potato cubes and seasoned black beans piled into warm corn tortillas with avocado crema, pickled onions, and fresh cilantro. Vibrant, filling vegan tacos.

MexicanVegetarianVeganGluten-FreeDairy-Free
Sarah Chen
Sarah Chen

January 8, 2026(Updated March 14, 2026)

These tacos prove that meatless Mexican food can be just as satisfying as anything with carne. Cubes of sweet potato roasted until caramelized and slightly crispy at the edges pair perfectly with seasoned black beans, creating a filling that is hearty, flavorful, and packed with nutrients.

The avocado crema takes it over the top — blended until silky smooth with lime juice and a touch of jalapeño, it adds cooling richness that balances the warm spices. Pile everything into charred corn tortillas with quick-pickled red onions and a shower of cilantro for taco night done right.

Why This Recipe Works

Roasting sweet potatoes at high heat caramelizes their natural sugars for deeper flavor. The combination of sweet potato and black beans provides complete protein. Pickled onions add a bright acidic contrast.

Ingredients

  • 2 large sweet potatoes, peeled and cubed
  • 1 can (15 oz) black beans, drained and rinsed
  • 12 small corn tortillas
  • 1 ripe avocado
  • 1 lime, juiced
  • 1 teaspoon ground cumin
  • 1 teaspoon smoked paprika
  • 1/2 red onion, thinly sliced and pickled
  • Fresh cilantro for garnish

Instructions

  1. 1

    Preheat oven to 425°F. Toss sweet potato cubes with olive oil, cumin, smoked paprika, salt, and pepper. Spread on a baking sheet.

  2. 2

    Roast for 20-25 minutes, flipping halfway, until caramelized and tender.

  3. 3

    Warm black beans in a small saucepan with a pinch of cumin and salt.

  4. 4

    Make avocado crema: blend avocado, lime juice, a splash of water, and salt until smooth.

  5. 5

    Char corn tortillas over a gas flame or in a dry hot skillet for 30 seconds per side.

  6. 6

    Assemble tacos: fill tortillas with roasted sweet potato, black beans, avocado crema, pickled onions, and cilantro.

Serving Suggestions

Ways to Serve This Dish

  • Serve with warm corn tortillas and fresh lime wedges

  • Top with crumbled queso fresco and sliced avocado

  • Pair with a side of Mexican rice and refried beans

Substitutions

Sweet potatoesButternut squash cubes

Squash roasts similarly and has a comparable sweetness.

Black beansPinto beans

Traditional in many Mexican taco recipes.

Avocado cremaGuacamole or sliced avocado

Simpler alternatives with similar flavor.

Tips & Storage

Pro Tips

  • Quick-pickle red onions by soaking thin slices in lime juice, vinegar, and a pinch of sugar for 20 minutes.

  • Double the sweet potatoes and use leftovers in grain bowls or burritos.

  • Add crumbled cotija cheese if you are not keeping it vegan.

Storage

Store roasted sweet potatoes and beans separately for up to 4 days. Assemble tacos fresh.

Reheating

Reheat sweet potatoes in a 400°F oven for 5 minutes. Warm beans on the stovetop.

Nutrition Facts

Per serving (3 tacos) · 4 servings

Calories340
LowModerateHigh

A moderate-calorie serving · based on a 2,000 cal daily diet

Protein12g
Carbohydrates56g
Fat10g
Fiber14g
Sugar8g
Sodium380mg

Nutritional values are approximate and may vary based on specific ingredients and preparation methods.

Frequently Asked Questions

Can I use flour tortillas?
Yes, flour tortillas work fine but corn tortillas are more traditional and gluten-free.
How do I make pickled onions?
Combine thinly sliced red onion with equal parts lime juice and vinegar plus a pinch of sugar. Let sit for at least 20 minutes.

You May Also Search For

Mexican recipesMexican Main Courseeasy Main Course recipesbest Main Course recipesVegetarian recipesVegan recipesGluten-Free recipesDairy-Free recipes

Tags

MexicanVegetarianVeganGluten-FreeDairy-FreeStovetopOvenWeeknight DinnerPotluck
Sarah Chen

About Sarah Chen

Sarah Chen is a professional recipe developer and food editor with over a decade of experience in test kitchens and food media. She trained at the Culinary Institute of America before spending six years developing and testing recipes for national food publications, where she honed her ability to translate restaurant techniques into approachable home cooking. At RecipePool, Sarah leads recipe development, ensuring every dish is tested at least three times for clarity, accuracy, and genuine deliciousness. When she is not in the kitchen, she is browsing farmers markets and collecting vintage cookbooks.

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