Beer marinated roasted sweet potatoes, charred corn, creamy avocado, crisp onions, and fresh cilantro, wrapped in a soft corn tortilla, make these vegetarian sweet potato tacos a taste sensation! 

Recipe Overview

Why you’ll love it: Sweet potato tacos are so colorful and flavorful. They really are super good!

How long it takes: 50 minutes, plus marinating time
Equipment you’ll need: bowl, rimmed baking sheet
Servings: makes 12 tacos

Image of vegan sweet potato tacos on a platter with charred corn, onions and cilantro, and avocado. A glass of beer sits next to the platter.
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You’re going to love these amazing crispy sweet potato tacos. They have everything going for them, involving nearly all the senses.

Imagine the texture: buttery roasted sweet potatoes, chewy bits of corn, crisp fresh onions, creamy avocado, leafy cilantro.

Then inhale the flavorful smells: malty beer aroma as the potatoes slowly roast, the sharp bright tang of onions and cilantro, toasty corn tortillas.

The colors are so beautiful too: deep orange potatoes, lightly browned, golden yellow corn, bright avocado, fiery red hot sauce, and deep cilantro green. And you haven’t even taken a bite yet! 

The recipe comes from my friend and colleague, Jackie of The Beeroness. They’re from her third book, Lush: A Season by Season Celebration of Craft Beer and Produce, and let me tell you, the book is stunning!

It’s a season-by-season guide to cooking with beer, with all vegetarian recipes full of amazing, seasonal produce. The photos are gorgeous, and the recipes are flavor-forward, yet still very approachable. More on the book soon. But first let’s talk about these tacos!

Beer marinated roasted sweet potatoes, charred corn, creamy avocado, crisp onions, and fresh cilantro, wrapped in a soft corn tortilla, make these vegetarian sweet potato tacos a taste sensation! 

About these sweet potato tacos

The beer marinated sweet potatoes make these tacos so outstanding! You may wonder whether marinating raw sweet potatoes really works (my mom was super skeptical) and I’m here to tell you, the flavor of these marinated sweet potatoes is outstanding. 

Marinate the sweet potatoes. After cutting the peeled sweet potatoes into long narrow planks, they are submerged in a nice brown ale bath for at least three hours and up to twelve hours. They emerge from this soaking smelling of toasty caramel, kind of yeasty, and…well, like a nice brown ale. 

What Kind of Beer to Use

Jackie recommends a “winter ale” for this recipe. If you’re not a beer aficionado, she has you covered with this description: “Although the idea of a ‘winter ale’ varies wildly from brewery to brewery, there are some common themes. Most often, beer that has been designated a winter ale falls into the category of a strong ale. However, they can also include anything from an IPA to a stout. Winter warmers are generally higher in ABV, have strong malt profiles, range from dark amber to inky black, and frequently contain spices such as cinnamon, nutmeg, and cloves.”

After reading Jackie’s note, I chose Short’s Bellaire Brown for this recipe. Short’s is a Michigan brewery, and we love drinking this beer as well as using it in recipes like this one, so it was a great choice for this recipe. 

Roast the sweet potatoes. After the sweet potatoes marinate, you’ll want to rinse them well and dry them thoroughly for maximum browning in the oven as they roast. But wait, don’t put them in the oven yet! First, you’re going to coat them with a nice even layer of olive oil, a little garlic and onion powder, and salt and pepper.

Spread them flat on a large rimmed baking sheet and roast until those sweet potato planks are soft on the inside and crisp on the outside. Perfect! I like mine nice and brown so I broil them a few extra minutes. 

Char the corn and the tortillas. The crispy sweet potatoes are the base of these tacos. Next comes charred corn. I add corn to the baking sheet with the sweet potatoes to char it lightly. 

To heat the corn tortillas, set each tortilla over a gas flame for a few seconds on each side or use a hot skillet to heat them. 

Serve. Beer flavored sweet potatoes, charred corn, crisp onions, creamy avocado, fiery hot sauce, and fresh cilantro, wrapped in a flavorful corn tortilla! Doesn’t get much better than that!

Beer marinated roasted sweet potatoes, charred corn, creamy avocado, crisp onions, and fresh cilantro, wrapped in a soft corn tortilla, make these vegetarian sweet potato tacos a taste sensation! 

Changes You Can Make

  • Choose an alternate way to cook the sweet potatoes. As I mentioned above, the sweet potatoes are the base of these tacos. While the beer marinated, roasted sweet potatoes are a grand slam, you could also use mashed, grilled, or roasted spicy sweet potatoes.
  • Add protein. For more protein, add black beans, refried beans, cheese, or sour cream. You could add grilled chicken or taco meat, seasoned with my homemade taco seasoning.
  • Sauce them up. Top sweet potato tacos with this homemade restaurant style salsa, or chipotle salsa. Salsa verde is really, really good on these crispy sweet potato tacos! I love this jalapeño ranch dressing on tacos, too. Another great idea is pickled red onions (which are good on almost anything!).
  • Add greens. Add shredded lettuce, cabbage (or red cabbage), or kale if you like. 
Beer marinated roasted sweet potatoes, charred corn, creamy avocado, crisp onions, and fresh cilantro, wrapped in a soft corn tortilla, make these vegetarian sweet potato tacos a taste sensation! 

About LUSH: A Season by Season Celebration of Craft Beer and Produce

I highly recommend this book, you guys! It’s not only full of great recipes, but it’s contains a ton of super informative content about beer as well as cooking seasonly. Food tastes better when it’s in season and fresh, so this is a fantastic way to approach cooking, and to prevent boredom in the kitchen. 

LUSH Cover Image
Photo Credit: Jacquelyn Dodd

Make Ahead, Storage & Reheating Tips

Make ahead ideas: Marinate the sweet potatoes up to 24 hours ahead. If desired, roast the crispy sweet potato planks in advance. The corn can be prepped ahead of time, too. Store separately.

Refrigerate: Allow roasted sweet potatoes to cool to room temperature before spreading them out in a large container so they don’t stick together. Cover and refrigerate for up to 2 days.

Reheat: To serve, reheat sweet potatoes on a roasting pan under the broiler for about 5 minutes so they crisp up again as they reheat. Watch closely so they don’t burn.

Image of vegan tacos with sweet potatoes and corn.
Vegan meal plan, meal plan 58, preview image with text and photos of recipes.

Free Meal Plan

Interested in a weekly meal plan that includes this recipe? Take a look at Meal Plan #58. You’ll find a wholesome recipe for each weekday plus a categorized grocery list. We add a new meal plan weekly.

More Taco Recipes

Recipe

Crispy Sweet Potato Tacos Recipe

5 from 2 votes
Prep: 20 minutes
Cook: 30 minutes
Total: 3 hours 50 minutes
Servings: 6 servings
Beer marinated roasted sweet potatoes, charred corn, creamy avocado, crisp onions, and fresh cilantro, wrapped in a soft corn tortilla, make these vegetarian sweet potato tacos a taste sensation!
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Ingredients 

  • 2 large sweet potatoes, cut into ½ inch wedges
  • 1 tablespoon + 1 teaspoon kosher salt, divided
  • 1 ½ cups winter ale (see note)
  • 2 tablespoons extra virgin olive oil
  • ½ teaspoon onion powder
  • ½ teaspoon garlic powder
  • ½ teaspoon freshly ground black pepper
  • 12 corn tortillas, lightly browned over a gas flame or in a hot skillet
  • 1 cup frozen corn kernels, thawed (see note)
  • 1 avocado, peeled and diced
  • ½ medium white onion, chopped
  • ¼ cup chopped fresh cilantro leaves
  • Hot pepper sauce, for serving

Instructions 

  • Put the sweet potato wedges in a large, shallow bowl. Sprinkle 1 tablespoon of the salt over them and add the beer. Add enough water to fully submerge the potato wedges. Cover the bowl and refrigerate for at least 3 hours and up to 12 hours.
  • Position a rack in the top third of the oven. Place a rimmed baking sheet on the rack. Preheat oven to 425ºF. 
  • Drain the potatoes and rinse well. Pat them dry with paper towels, removing as much moisture as possible to help them crisp. Transfer them to a large bowl. Add the olive oil, onion powder, garlic powder, pepper, and remaining 1 teaspoon of salt and toss to coat.
  • Transfer the potatoes to the preheated baking sheet and spread them out in a single layer. Bake for 15 minutes. Flip the potatoes over and bake for an additional 10 minutes or until the undersides are golden brown. Remove the potatoes from the oven and transfer to paper towels to drain.
  • Optional: If you would like the sweet potatoes to brown a bit more, put them under the broiler for about 5 minutes after roasting them. You can also add the corn to the pan at this point (see note).
  • Top each tortilla with 2 or 3 sweet potato wedges and a spoonful of the corn, avocado, onions, cilantro, and hot sauce. Serve.

Notes

  • I chose a brown ale with caramel notes for this recipe.
  • To char the corn, add it to the baking sheet with roasted sweet potatoes, spray it lightly with olive oil and broil it until lightly charred.
  • Make Ahead: Sweet potatoes can be marinated up to 24 hours in advance.
  • Recipe used with permission from Lush: A Season by Season Celebration of Craft Beer and Produce, by Jacquelyn Dodd.

Nutrition

Serving: 2tacos, Calories: 292kcal, Carbohydrates: 45g, Protein: 6g, Fat: 12g, Saturated Fat: 2g, Polyunsaturated Fat: 2g, Monounsaturated Fat: 7g, Sodium: 436mg, Potassium: 624mg, Fiber: 8g, Sugar: 6g, Vitamin A: 11694IU, Vitamin C: 17mg, Calcium: 74mg, Iron: 1mg

Nutrition information is automatically calculated, so should only be used as an approximation.

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4 Comments

  1. Laura Chavez says:

    These were easy to make and incredibly delicious!! Highly recommend!

    1. Rachel Gurk says:

      So glad to hear you liked them! Thanks for taking the time to leave a comment!

  2. denise says:

    sounds interesting–I’d give them a try

    1. Rachel Gurk says:

      I hope you love them!