Parmesan Garlic Sweet Potatoes

Featured in: Tasty Sides to Complete Any Meal

Sweet potatoes baked until crisp, then showered with Parmesan and lots of herbs. Everything gets tossed together with olive oil and garlic, so each bite is golden and savory on the outside but still soft inside. The cheese goes in at the end, which means the top is extra crunchy. Works great next to grilled meats or even veggies. It’s quick to do and tastes like you put in lots of effort.
A woman in a kitchen smiling.
By Chloe Chloe
Updated on Thu, 05 Jun 2025 15:09:07 GMT
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Crispy Garlic Parmesan Sweet Potatoes | cookitdelish.com

When you roast sweet potatoes with flavorful garlic, tangy Parmesan, and your favorite herbs, something ordinary turns amazing. The edges caramelize and get crisp, while the inside stays soft and velvety. You barely have to do much, but the taste is big and bold. The herbs soak into the olive oil, and the Parmesan bakes into a golden, savory topping. The orange color pops on your plate and packs in fiber, nutrients, and vitamins. They're awesome for easy weeknight meals but fancy enough if company comes over. Eat them with any meat, or pile them over grains for a hearty veggie meal. They hit that comfort food spot and help you feel good about your choices—so they're one side dish you'll want to make again and again.

I came up with this dish while searching for new ways to swap out regular potatoes but still keep that cozy, homey feel. After I made these for my family, my husband wanted them on rotation every week because the crunchy edges reminded him of our favorite bistro side. Even my picky kids scarf these down without a single complaint—any parent knows that's a win!

Irresistible Ingredients

  • Dried herbs: Add layers of tasty flavor that work perfectly with sweet potatoes.
  • Parmesan cheese: Adds savory kick and makes the best crispy covering ever.
  • Fresh garlic: Brings in a sharp, yummy aroma that goes mellow in the oven.
  • Olive oil: Extra virgin gives a bolder taste, but any kind will do if you like it milder.
  • Sweet potatoes: Pick firm ones with smooth skin and about the same size so they cook evenly.

Simple Steps to Make Them

Let them rest:
When they're done, let the potatoes hang out on the tray for a few minutes before serving.
Cheese goes last:
Toss on the Parmesan after they're halfway cooked, not at the start.
Flip halfway:
Give the potatoes a good mix in the middle of roasting so they all get golden.
Spread 'em out:
Lay them on the pan in one layer—don't crowd them or they'll steam instead of crisp.
Toss to coat:
Use your hands or spatula so each piece gets covered in the herby garlic oil.
Season first:
Mix up your olive oil, garlic, herbs, salt, and pepper, then stir in the sweet potatoes.
Cut evenly:
Chop the sweet potatoes into chunks all about the same size—aim for 1-inch pieces.
Heat the oven:
Preheat your oven to 400°F, and let it get hot before you slide the tray in.
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Easy Crispy Garlic Parmesan Sweet Potatoes | cookitdelish.com

My grandma always swore veggies should make you happy, not bored, and that still guides how I cook. The first time I made these for her on a holiday, she gave me her proudest look—I've been chasing that perfect bite ever since.

Ways to Serve

These orange gems work great with pretty much anything. Plate them with juicy grilled steak or chicken, or next to a piece of salmon. For a veg-friendly feast, lay them out with sautéed greens, mushrooms, and a few sprigs of fresh herbs all around.

Flavor Twists

Change up the taste by swapping the Italian herbs with stuff like curry, turmeric, and cumin for an Indian-inspired feel. Or bring in a Mediterranean vibe with za'atar, lemon zest, and some crumbled feta. Go for cozy autumn by stirring in maple syrup, cinnamon, and toasted pecans. Love smoky? Sprinkle on smoked paprika and chipotle powder.

Keeping & Reheating

Keep leftover potatoes in a sealed container in your fridge—good for up to four days. Warm them back up in a 375°F oven for about 10 minutes so they get crispy again (skip the microwave). Freezing isn't great, since thawing makes them mushy.

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Delicious Crispy Garlic Parmesan Sweet Potatoes | cookitdelish.com

Making this dish always reminds me how you can turn basic veggies into something unexpectedly special with just a little effort. It's wild how just roasting sweet potatoes with the right blends turns out way better than you'd think!

Frequently Asked Questions

→ Can I use fresh herbs instead of dried?
Totally! Just go for a tablespoon of chopped oregano and thyme, but toss them in when there’s about 10 minutes left in the oven.
→ How do I know when the sweet potatoes are done?
If a fork slides in easy and the edges look browned and crisp, you’re good to go.
→ Can I make these ahead of time?
Sure thing! Cook them all the way through, let them cool down, then stash in the fridge. Warm them up at 350°F for around 10 minutes when you're ready to eat.
→ What can I serve with these sweet potatoes?
These go with all sorts of mains—grilled steak, roasted chicken, baked fish, or even as a tasty veggie main.
→ Can I use a different cheese?
Romano and Pecorino are both great swaps. They'll give you the same salty, rich bite as Parmesan.

Parmesan Garlic Sweet Potatoes

Roasted sweet potatoes tossed with Parmesan, garlic, and herbs for a crave-worthy, savory side. Super simple and full of flavor.

Prep Time
10 Minutes
Cook Time
35 Minutes
Total Time
45 Minutes
By Chloe: Chloe

Category: Side Dishes

Difficulty: Easy

Cuisine: Mediterranean

Yield: 4 Servings

Dietary: Low-Carb, Vegetarian, Gluten-Free

Ingredients

→ Main Ingredients

01 4 tablespoons olive oil
02 1/4 cup Parmesan cheese, freshly grated
03 6 garlic cloves, finely chopped
04 4 medium-sized sweet potatoes, peeled and diced

→ Seasonings

05 Salt and a few cracks of black pepper, to taste
06 1 tablespoon fresh parsley, roughly chopped for topping
07 1 tablespoon dried thyme
08 1 tablespoon dried oregano

Instructions

Step 01

Set your oven to 400°F (200°C) and let it heat up. This helps the sweet potatoes caramelize perfectly.

Step 02

In a big bowl, toss together the sweet potato cubes, olive oil, minced garlic, dried thyme, oregano, salt, and pepper. Make sure everything gets a nice coating of the oil and spices.

Step 03

Cover a baking tray with parchment paper to stop sticking and make cleanup a breeze. Arrange the seasoned sweet potatoes so they’re spread out evenly, leaving some space around each piece.

Step 04

Pop the tray in your hot oven and roast the sweet potatoes for around 25 minutes. They should soften and start getting that golden color.

Step 05

Pull the tray out and sprinkle a layer of grated Parmesan cheese over the sweet potatoes for extra flavor.

Step 06

Put the tray back in the oven for another 10-15 minutes. You’re looking for crisp, golden edges and tender centers.

Step 07

Move the roasted sweet potatoes to your favorite serving dish and scatter some fresh chopped parsley on top for a fresh, colorful touch.

Notes

  1. These roasted sweet potatoes are a great fit for either fancy holiday meals or casual weeknight dinners.
  2. You can skip the Parmesan or swap it for nutritional yeast to make it dairy-free.

Tools You'll Need

  • Knife and cutting board for prep
  • Big mixing bowl
  • Vegetable peeler
  • Tray for baking
  • Parchment paper

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Includes dairy from Parmesan cheese

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 210
  • Total Fat: 14 g
  • Total Carbohydrate: 27 g
  • Protein: 3 g