Microwave Sweet Potato Recipe

Calendar icon Published: May 9th 2022 by Sarah Leadon
Health shield icon Nutritionally reviewed by Karla Tejon
Click to reveal job title Dietitian, Food Safety and Allergen Specialist
Clock icon Last updated: Aug 19th 2025
Read time: 6 mins
Cuisine:
This recipe, developed through the collective effort of at least 6 experts, underwent meticulous research and testing for over 3 months. Learn more about our process in the art and science behind our recipes or read how we use AI responsibly. This post may contain affiliate links. Read our Disclosure Policy.
Closed up shot of Microwave Sweet Potato

Microwave Sweet Potatoes are a quick and nutritious side dish that delivers a fluffy texture and mildly sweet flavor in under 10 minutes. This simple method transforms the humble sweet potato into a delightful addition to any meal, perfect for busy weeknights. Pair them with a zesty yogurt lime sauce for an extra burst of flavor that elevates your dining experience.

This recipe is a quick and easy way to enjoy sweet potatoes, ready in under 10 minutes. The fluffy texture and mildly sweet flavor make it a versatile side dish that pairs beautifully with a variety of meals. Plus, the yogurt lime sauce adds a refreshing twist, making it a delightful addition to your dining experience.

Key nutrients

  • Fiber: from sweet potatoes — Supports healthy digestion and helps you feel full.
  • Vitamin A: from sweet potatoes — Important for vision and immune function.
  • Healthy fats: from olive oil — Helps absorb fat-soluble vitamins and adds flavor.
  • Vitamin C: from lime juice — Supports immune health and helps with iron absorption.
  • Plant-based protein: from vegan cashew yogurt — Adds a small protein boost to the dish.

Why it matters

  • Fiber may support gut health and steady energy levels.
  • Vitamin A and C are key for immune support and skin health.
  • Healthy fats can help you absorb nutrients from vegetables.

Balance & portion

Aim for a balanced plate (vegetables, protein, smart carbs). Choose portions that fit your needs.

What to watch

  • Sodium — Kosher salt in both potato and sauce adds sodium; adjust if limiting salt intake.
  • Added fats — Olive oil increases calories; use less if watching fat intake.

Make it even better

  • Add black beans or lentils for extra protein and fiber.
  • Top with fresh greens or seeds for more vitamins and crunch.
  • Use plain yogurt with no added sugars if substituting for cashew yogurt.
  • Reduce salt or use herbs for flavor if limiting sodium.

General nutrition information only; verify labels and consult a healthcare professional for personal advice.

References

Best fit

  • Vegan: Contains only plant-based ingredients, including cashew yogurt.
  • Gluten Free: No wheat or gluten-containing ingredients used.
  • Vegetarian: Free from meat, poultry, and fish.
  • Low Cholesterol: No animal fats or cholesterol-rich foods included.

Use with caution / avoid

  • Renal: Sweet potatoes are high in potassium; limit if following a low-potassium diet.
  • Low Fat: Contains olive oil and cashew yogurt, which add fat; consider portion size.

Helpful modifications

  • Use less olive oil or a spray to reduce total fat content.
  • Swap cashew yogurt for plain nonfat Greek yogurt for lower fat and higher protein (not vegan).
  • Omit added salt or use less for a lower sodium version.
  • Add black beans or lentils as a topping for extra plant-based protein and fiber.

Pair with: Steamed broccoli or a mixed green salad for added fiber and micronutrients.

General nutrition information only; verify labels and consult a healthcare professional for personal advice.

References

Contains: Cashew (tree nut).

  • Cashew (tree nut)

    Where it appears: Vegan cashew yogurt.

    Swap: Use soy-based or coconut-based yogurt for a nut-free alternative.

Notes are based on the listed ingredients; always verify brand labels and local regulations. Swaps may require adjusting cook time and steps; the original recipe isn’t tailored to substitutions.

References

Clean

  • Wash sweet potatoes thoroughly under running water before cooking.
  • Scrub skins with a clean vegetable brush to remove dirt.
  • Wash hands and utensils before and after handling ingredients.

Separate

  • Use a clean cutting board for sweet potatoes, separate from raw meats.
  • Keep fresh produce away from raw animal products in the kitchen.

Cook

  • Microwave sweet potatoes until a knife slides in easily and they are steaming hot.
  • Rotate or flip sweet potatoes during microwaving for even cooking.

Chill

  • Refrigerate leftovers within 2 hours of cooking to prevent spoilage.
  • Store cooked sweet potatoes in a sealed container for up to 3 days.

References

  • Microwaving sweet potatoes keeps their texture fluffy and preserves more moisture than baking.
  • Sweet potatoes get their orange color from beta-carotene, a natural plant pigment.
  • The skin of sweet potatoes becomes tender and edible after microwaving—no need to peel.
  • Pairing sweet potatoes with a creamy sauce adds contrast and balances their natural sweetness.

Name & origins

Sweet potatoes have roots in Central and South America and are enjoyed worldwide as a versatile side dish.

Ingredient spotlight

  • Sweet Potatoes: Mildly sweet, creamy when cooked, and the star of this quick-cook recipe.
  • Cashew Yogurt: Adds a tangy, dairy-free creaminess to the topping.
  • Lime Juice: Brightens the sauce and balances the rich potato flavor.

Technique tidbit

Piercing sweet potatoes before microwaving lets steam escape, preventing bursts and ensuring even cooking throughout.

Before you start

  • Gather all ingredients and tools for this recipe to streamline your cooking process.
  • Ensure your microwave is clean and functioning properly before use.
  • Wash and dry sweet potatoes thoroughly to remove any dirt.

During cooking

  • Check for a soft texture; the sweet potatoes should feel tender when squeezed gently.
  • Look for steam escaping from the holes; this indicates proper cooking.
  • Avoid skipping the piercing step to prevent sweet potatoes from bursting.

Make-ahead & storage

  • Prep sweet potatoes in advance and store them in the refrigerator for up to 3 days.
  • Reheat in the microwave or oven, adding a splash of water to maintain moisture.

Common mistakes

  • Overcooking can lead to dryness; check doneness frequently.
  • Neglecting to pierce can cause explosions; always poke holes before microwaving.

Serve with

Toppings & textures

  • Top with fresh cilantro or crunchy walnuts for contrast.
  • Add a squeeze of lime or sprinkle of chili flakes for a zesty kick.

Occasions

  • This recipe is perfect for quick weeknight dinners or meal prep.

Substitutions

  • Replace cashew yogurt with Greek yogurt for a creamy, non-vegan option.
  • Swap lime juice for lemon juice for a slightly different citrus flavor.

Variations

  • Add spices like paprika or cayenne for a spicy kick in this recipe.
  • Top with black beans and avocado for a modern twist that adds protein.

Refrigerate

  • Allow sweet potatoes to cool before placing in an airtight container.
  • Use within 3 days for the best flavor and texture.

Freeze

  • Freezing not recommended; texture may change upon thawing.

Reheat

  • Reheat in the microwave for 1-2 minutes until steaming hot throughout.
  • Add a splash of water to maintain moisture if needed.

Repurpose ideas

  • Mash leftover sweet potatoes for a creamy side dish or filling.
  • Incorporate into soups or stews for added sweetness and nutrition.

  • Sweet Potatoes: Provides a naturally sweet and hearty base for this recipe.
  • Olive Oil: Adds a touch of richness and helps crisp the skin.
  • Kosher Salt: Enhances the flavor of the sweet potatoes.
  • Black Pepper: Adds a mild heat and depth to the dish.
  • Vegan Cashew Yogurt: A creamy, vegan-friendly base for the sauce.
  • Lime Juice: Adds a refreshing citrusy zing to the sauce.
  • Chives: Infuses the sauce with aromatic flavors and a pop of color.
  • Garlic Powder: Provides savory depth and enhances the overall flavor.
  • Onion Powder: Adds sweetness and complexity to the sauce.

Is it bad to cook a sweet potato in the microwave?

Some individuals worry that cooking sweet potatoes in the microwave will destroy their nutrients. However, this is a myth. Cooking sweet potatoes in the microwave is not bad. It's good! The USDA asserts that microwaves do not damage the nutrients in food. Microwaving food preserves more water-soluble vitamins, so it is a safe, fast, and healthy way to cook sweet potatoes.

Why do sweet potatoes catch fire in the microwave?

Sweet potatoes can catch fire in the microwave because the cooking time was overestimated, or the cooking time was mistakenly altered. Unfortunately, if you cook the sweet potato for a few minutes too long, it could result in a fire leaving you with charred potatoes instead of beautifully baked potatoes. Nevertheless, your sweet potatoes should not catch on fire as long as you follow the instructions.

Do you need to poke holes in potatoes before microwaving?

Yes, you must poke holes in the sweet potatoes before you cook them in the microwave. The holes let steam escape. If you do not pierce the sweet potatoes before you microwave them, they could explode in the microwave because of the accumulation of steam. Not only will it create a giant mess that you will have to clean up, but it's a big disappointment since you will probably have to make something else for dinner.

Can I use regular yogurt instead of cashew yogurt?

Yes, you can substitute regular yogurt, but it won't be vegan-friendly.

How long to cook sweet potato in microwave?

Microwave sweet potatoes for about 5 minutes on high, flipping every 2 minutes. For larger potatoes, add 1-minute increments until tender when pierced with a knife.

Author: Sarah Leadon
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Time & Serves

Prep Time
5 mins
Cook Time
5 mins
Total Time
10 mins
Serves
2 persons

Ingredients

Sweet Potatoes
  • 2 medium Sweet Potatoes

  • 2 tablespoons Olive Oil

  • 1 teaspoon Kosher Salt

  • 1/4 teaspoon Black Pepper

Yogurt Lime Sauce
  • 1 cup Vegan Cashew Yogurt

  • Juice of 1 Lime

  • 3 tablespoons chopped Chives

  • 1 teaspoon Garlic Powder

  • 1 teaspoon Onion Powder

  • 1/4 teaspoon Kosher Salt

  • 1/4 teaspoon Black Pepper

Instructions

Sweet Potatoes

Scrub the sweet potatoes thoroughly under cold running water using a vegetable brush.

Pat the sweet potatoes dry and use a paring knife to cut any blemishes off the sweet potatoes.

Using a fork, pierce each sweet potato 4-5 times. Make sure you prick the sweet potatoes all over to let steam escape and prevent them from exploding in the microwave.

Rub each sweet potato with a tablespoon of olive oil, then sprinkle them with salt and black pepper.

Place the sweet potatoes onto a microwave-safe plate and heat them on high for 5 minutes, turning the potatoes over with a pair of tongs every 2 minutes.

Remove the sweet potatoes from the microwave using oven mitts and check them for doneness. If a paring knife easily slides into the sweet potato all the way to the center, it is done. If your sweet potatoes are not done cooking, return them to the microwave and cook them in 1-minute increments, turning them over every 2 minutes until the sweet potatoes are done.

Yogurt Lime Sauce

Whisk the cashew yogurt, lime juice, two tablespoons of chives, garlic powder, onion powder, salt, and pepper until combined. Place the sweet potatoes onto a serving dish, add a dollop of the yogurt lime sauce to each sweet potato and garnish them with the remaining tablespoon of chives.

Sarah Leadon
Author:
Senior Recipe Developer & Food Writer

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