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Oven Baked Garlic Parmesan Potato Rounds bake up golden brown, so they’re crispy on the outside and fluffy on the inside. They’re the perfect side dish for the whole family to enjoy.

Parmesan Potato Rounds

This Parmesan potato recipe was a childhood favorite. My mom didn’t often make frozen french fries or tots (which I rely on!), so this was the closest we got to crispy, crunchy potatoes. As a kid I dipped these in ketchup, but now I much prefer a side of sour cream. 

I’ve also adjusted the recipe to have a bit more spice and use cornstarch instead of the all purpose flour my mom used. I find the potatoes come out a bit crispier and it keeps this appealing side dish gluten free. 

This recipe has always been free of excess oil, skipping both olive oil and melted butter in favor of cooking spray. You can use an olive oil mister in place of the cooking spray, which is what I do when making these.

Ingredients

Ingredients for Parmesan Potato Rounds.
  • Russet potatoes
  • Parmesan cheese
  • Cornstarch
  • Garlic powder
  • Onion powder
  • Paprika
  • Salt
  • Black pepper
  • Sour cream (optional)

How to Make Parmesan Potato Rounds

In a shallow bowl, combine cheese, cornstarch, garlic powder, onion powder, paprika, salt, pepper. Set aside.

Cheese and seasonings for the potatoes

Peel the potatoes, if desired. Slice potatoes about ¼ inch thick. 

Press each side of a potato slice into the cheese mixture. Place the slice of potato onto a parchment-lined baking sheet, leaving a little bit of space between them. 

Seasoned potato slices ready for the oven

Repeat with remaining slices, placing in a single layer on the large sheet pan. Spray potatoes with cooking spray and place in the oven and cook for 15 minutes. 

Flip the potatoes over, spray the second side with cooking spray, and continue to cook for another 20 mins. Remove from the oven. 

Potatoes fresh from the oven

Serve with a side of sour cream. Enjoy! 

A serving bowl full of parmesan potato rounds.

Recipe Tips

  • Use a mandolin slicer to get an even cut on your potatoes. I use the thickest slice setting available on mine. 
  • Do NOT rinse your potato slices or pat them dry with a paper towel. In order to make this recipe work without adding butter or oil, it’s absolutely necessary to keep the starch on the potato.
A serving bowl of potatoes with a side plate.

FAQs and Substitutions

What’s the fastest way to slice the potatoes?

A mandolin slicer is the easiest way to get an even cut on your potatoes. I use the thickest slice setting available on mine. 

What kind of cheese should I use?

Use fresh Parmesan cheese or the cheese in the can – it’s up to you! I photographed these with fresh Parmesan, but have eaten them many times with grated cheese from the green can and both are delicious! Reggiano cheese can be substituted for the Parmesan, if you prefer.

Do I have to peel the potatoes first?

Peeling the potatoes is 100% optional. If you enjoy potato skin and don’t want to spend time peeling potatoes, give them a good scrub and skip the peeling! 

Do I have to use russet potatoes?

Russet potatoes have a high starch content and will give you a crispy outside and tender inside on these Parmesan potato rounds. All that starch is also what makes the cheese mixture cling to the potato slices. Substituting a different type of potato may lead to issues with the cheese mixture sticking to the potatoes. 

A fork dipping a potato round into sour cream.

What to Serve with Parmesan Potato Rounds

Make it a meal with my Slow Cooker Roast Chicken and these savory chili and garlic Roasted Carrots.

More Delicious Recipes You’ll Love

Parmesan Potato Rounds
5 from 1 vote

Oven Baked Crispy Parmesan Potato Rounds

Parmesan Potato Rounds bake up golden brown – crispy on the outside and fluffy on the inside. These crunchy, cheesy potatoes make a delicious, family-friendly side dish that’s naturally gluten-free.

Ingredients
 

  • 3 medium russet potatoes
  • ½ cup Parmesan cheese, grated
  • 2 Tbsp cornstarch
  • 1 tsp garlic powder
  • ½ tsp onion powder
  • ½ tsp paprika
  • ¼ tsp salt
  • ¼ tsp black pepper
  • sour cream, optional

Instructions
 

  • Heat oven to 400. 
  • In a shallow bowl, combine cheese, cornstarch, garlic powder, onion powder, paprika, salt, pepper. Set aside.
    ½ cup Parmesan cheese, 2 Tbsp cornstarch, 1 tsp garlic powder, ½ tsp onion powder, ½ tsp paprika, ¼ tsp salt, ¼ tsp black pepper
  • Peel the potatoes, if desired. 
    3 medium russet potatoes
  • Slice potatoes about ¼ inch thick. 
  • Press each side of a potato slice into the cheese mixture.
  • Place the slice of potato onto the prepared baking sheet, leaving a little bit of space between them. 
  • Repeat with remaining slices. 
  • Spray potatoes with cooking spray. 
  • Place in the oven and cook for 15 minutes. 
  • Flip the potatoes over, spray the second side with cooking spray, and continue to cook for another 20 mins. 
  • Remove from the oven. 
  • Serve with a side of sour cream. 
    sour cream
  • Enjoy! 

Notes

Russet potatoes are HIGHLY recommended for this recipe. 
Serving: 6pieces, Calories: 195kcal, Carbohydrates: 34g, Protein: 8g, Fat: 3g, Saturated Fat: 2g, Polyunsaturated Fat: 0.2g, Monounsaturated Fat: 1g, Cholesterol: 9mg, Sodium: 355mg, Potassium: 697mg, Fiber: 2g, Sugar: 1g, Vitamin A: 223IU, Vitamin C: 9mg, Calcium: 172mg, Iron: 2mg
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I love when you share my recipes!