Easy, spicy roasted sweet potatoes are delicious. It's spicy, sweet, and vibrant; this simple sweet potato recipe is a twist on your classic grandma's recipe.
These spiced sweet potatoes turned out to be my go-to recipe to make a quick dish with just a few ingredients. These sweet potatoes are roasted to perfection and are coated evenly with a delicious spice blend.
One of my trust worthy-healthy recipes for potlucks and parties.

What does this dish taste like?
These hot and spicy roasted sweet potatoes are highly adaptable to meet your personal heat tolerance. So, the term Spicy here is the same spiciness you look out for.
Each bite of this spicy roasted sweet potato’s outside is hot and salty, while the interior is moist and sweet. This right combination makes them more appealing same as oven roasted peppers and onions.
The ingredients
Sweet potato. These spicy roasted sweet potatoes are deliciously soft. They are rich in fiber and have a mild sweetness that perfectly works with the spices we are in.
Onion powder and garlic powder. The onion powder provides a flavor that pairs perfectly with garlic powder. This combo gives us a robust aroma and a unique taste that lingers in the mouth.
Cayenne pepper. The cayenne pepper provides intense heat that hits the palate. If you worry about its spice level, you may completely swap it over the paprika or substitute it with the portion that matches your preference.
Red chili flakes. Red pepper flakes add up most of the flavors and yes, you need it along with the cayenne paper
Olive oil. It's a binding agent you may swap with grapeseed or any other cooking oil you choose.
How to make
Preheat the oven. Set the oven to 375°F.
Prep the sweet potatoes. Cut the sweet potatoes into 1-inch thick cubes cubes. And set aside.
Make the seasoning. In a large mixing bowl, add olive oil, onion powder, garlic powder, cayenne pepper, chili flakes, and salt. Give a gentle stir until all the ingredients combine together.
Coat with seasoning. Add cubed potatoes and toss until each cube is evenly coated with the seasoning.
Arrange. In the baking tray, arrange the sweet potatoes without crowding.
Bake. Bake for about 15 minutes or until the sweet potato center turns soft.
Enjoy!. Transfer it to a serving plate and serve hot.
Make ahead tips
This spicy sweet potato takes about 20 minutes to make. The prepping work and making seasoning are so simple that you can make it effortlessly in the flash of a moment.
Make the seasoning in advance. And still, if you are thinking of making ahead of time, make the seasoning mix in advance. This spice mix is versatile. Not to mention here, this spice mix is not only fabulous to make the sweet potatoes but also adaptable to serve as a vinaigrette or as a dip.
Leftover storage ideas
Here are some tips for making a head and storage.
Refrigerate for up to 3 days. The leftover dish is stored in the refrigerator for up to three days. Always keep them in the air-sealed containers or with aluminum foil.
These are freezer-friendly. Frozen spiced sweet potatoes are a quick add-on for the salad or any other recipe that requires sweet potatoes. Transfer the leftovers to a freezer-safe container and freeze them to use for up to three months.
To thaw. Leave them in the refrigerator overnight, or gently microwave in small intervals.
To reheat. Reheat gently in the oven, air fryer, or microwave until it turns warm.
What to serve with
This is a standalone snacking recipe. However, the following are excellent options to serve along with her spicy baked sweet potatoes. Or make some excellent roasted sweet potato tacos.
Dips. Boom Boom sauce, Pineapple jalapeno sauce, Sriracha Aioli Sauce.
Salads. Fiesta salad, Spicy Kale salad, Indian Carrot Salad, Fresco Salad recipe.
Soup. Tomato paste soup, oven roasted tomato soup, Spicy tortellini soup.
Fish. Grilled salmon, peppers stuffed with salmon.
Meat. Garlic chicken, cedar grilled chicken
Recipe variations
Increase the spice. If you prefer this spiced sweet potato to be hot and spicy, add cayenne pepper to your satisfaction.
Cut down the space. If you want to keep the spice level at bay, no worries, reduce the cayenne pepper or substitute with paprika.
Hot and sweet. Another must-try variation is this fantastic sweet and spicy combination of adding a tablespoon of brown sugar. This is another favorite of the family.
Olive oil. This can be substituted for butter or with the clarified butter.
FAQs
Of course, this recipe is also perfect to make with the air fryer. For this, set the temperature to 375°F for 15 minutes. And cook by tossing them occasionally.
Yes, this is an absolute new variation that can be done. For this, cut the potatoes of the same size, similar to the sweet potato. And follow the exact instructions as per the recipe.
This spicy sweet potato is not just a healthy snacking dish, but also tastes great when added to the salad, soup, or baked beans.
More hearty snacks to try
- Stuffed Shishito peppers
- Roasted Shishito peppers
- Jalapeno popcorn
- Goat cheese stuffed mini peppers
- Chinese French fries
Recommended tools for making this recipe
Vegetable Peeler. A handy tool to strip the sweet potatoes of their skin, revealing their sunset-colored flesh.
Chef's Knife. Great for prepping to make spicy roasted sweet potato, ensuring a consistent roast.
Air-tight containers. It is efficient and works excellently.
Printable recipe card
Spicy roasted sweet potato
Ingredients
- 2 pounds sweet potato
- 1 teaspoon cayenne pepper
- 1 teaspoon onion powder
- 1 teaspoon garlic powder
- 1 teaspoon red chili flakes
- ½ teaspoon salt
- 1 teaspoon olive oil
Instructions
- Preheat the oven to 375°F.
- Wash and clean the sweet potato and cut into cubes of 1 inch thickness. And set aside.
- In a large mixing bowl add olive oil onion powder garlic powder red chili powder cayenne pepper red pepper flakes salt and olive oil.
- In the baking sheet, without crowding-spread the spice coated sweet potato cubes evenly.
- And bake it for 20 minutes or until the center is cooked.
- Remove the sweet potatoes from the oven and serve hot.
Andrea
Big fan of roasted sweet potatoes. These look fabulous and I love that they have a little kick to them.
Anjali
These sweet potatoes turned out perfectly and were so flavorful!! We served them alongside a hearty salad for a lunch today and it was delicious!
Chenée
I love the flavors in this sweet potatoes recipe! Perfect for us because we love spicy food!
justin
Loved the little bit of heat to these. Easy to follow the steps, thanks for that.
Luci
I loved these potatoes. It was such a great balance of sweet and spicy. Thanks for sharing!
Kerri
This is so good! I love the color and its a great side for a meat and three kinda meal!
Kathleen
Loving the flavors of these roasted sweet potatoes. They make a perfect side dish for any meal.
Shelby
These sweet potatoes are so flavorful, easy-to-make, and versatile, too! They never last long around here!
Kushigalu
Roasted sweet potatoes are an all-time favorite. Looks delicious. Thanks for sharing.
Beth
I love this savory take on sweet potatoes. I usually just put some butter and brown sugar on them, but there's so much more you can do with them!