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Blackstone Parmesan Garlic Fries are the perfect combination of crispy golden potatoes, buttery garlic, savory Parmesan cheese, and fresh herbs. Cooking fries on a Blackstone griddle creates a delicious texture that’s crispy on the outside while remaining fluffy and tender on the inside. The large cooking surface also makes it easy to prepare enough fries for a family dinner, backyard barbecue, game day, or holiday gathering.
Unlike deep-fried French fries, Blackstone fries require only a small amount of oil while still developing a beautiful golden crust. The secret is cooking the potatoes over medium-high heat and allowing them to brown before turning them. Once cooked, they’re tossed with melted garlic butter, freshly grated Parmesan cheese, parsley, and seasonings that transform ordinary fries into a restaurant-quality side dish.
These Parmesan Garlic Fries pair perfectly with burgers, steaks, grilled chicken, sandwiches, seafood, and barbecue favorites. They can also be customized with bacon, cheese sauce, herbs, or spicy seasonings to create endless flavor combinations.
Whether you’re serving them as an appetizer, side dish, or snack, Blackstone Parmesan Garlic Fries are guaranteed to become one of your most popular griddle recipes.
Ingredients
For the Fries
- 3 pounds russet potatoes
- 2 tablespoons avocado oil or vegetable oil
- 2 tablespoons olive oil
- 1 teaspoon kosher salt
- 1 teaspoon freshly ground black pepper
Garlic Butter
- 4 tablespoons unsalted butter
- 5 cloves garlic, minced
- 1 teaspoon garlic powder
Cheese
- 1 cup freshly grated Parmesan cheese
Herbs
- ¼ cup chopped fresh parsley
- 1 teaspoon dried Italian seasoning
Optional Seasonings
- Smoked paprika
- Cajun seasoning
- Onion powder
- Crushed red pepper flakes
- Lemon pepper seasoning
Optional Garnishes
- Chopped chives
- Fresh basil
- Lemon wedges
- Extra Parmesan
- Cracked black pepper
Why These Ingredients Work
Russet potatoes contain a high starch content that produces crispy exteriors and fluffy interiors. Garlic butter coats every fry with rich flavor, while freshly grated Parmesan melts slightly onto the hot fries to create a savory finish. Fresh parsley adds brightness that balances the richness of the butter and cheese.
How To Blackstone Parmesan Garlic Fries
Step 1: Prepare the Potatoes
Wash and scrub the potatoes thoroughly.
Peel if desired.
Cut into evenly sized fries approximately:
¼ to ½ inch thick
Uniform fries cook more evenly.
Step 2: Soak the Potatoes
Place the cut potatoes into a large bowl of cold water.
Soak for:
30 to 60 minutes
This removes excess starch and promotes crispiness.
Step 3: Dry Completely
Drain the potatoes.
Pat them completely dry using clean kitchen towels or paper towels.
Dry potatoes brown much better.
Step 4: Preheat the Blackstone
Heat the Blackstone griddle to:
Medium-High Heat
Allow the cooking surface to preheat fully.
Step 5: Oil the Griddle
Add:
- Avocado oil
- Olive oil
Spread evenly across the cooking surface.
Step 6: Cook the Fries
Arrange the potatoes in a single layer.
Cook for:
5 to 6 minutes
before turning.
Continue cooking for:
18 to 25 minutes
turning every few minutes until evenly browned and tender.
Step 7: Prepare the Garlic Butter
While the fries cook, melt butter in a small saucepan.
Add:
- Garlic
- Garlic powder
Cook gently for:
1 minute
Do not brown the garlic.
Step 8: Toss the Fries
Transfer the cooked fries to a large mixing bowl.
Pour the garlic butter over the fries.
Add:
- Parmesan cheese
- Parsley
- Italian seasoning
- Salt
- Pepper
Toss gently until evenly coated.
Step 9: Taste and Adjust
Add extra:
- Parmesan
- Salt
- Garlic
if desired.
Step 10: Serve
Serve immediately while hot and crispy.
You Must Know
Russet Potatoes Produce the Crispiest Fries
Their high starch content creates the ideal texture.
Soaking Is Worth It
Removing excess starch helps the fries crisp beautifully.
Dry the Potatoes Completely
Moisture prevents proper browning.
Don’t Overcrowd the Griddle
Cook in batches if necessary.
Medium-High Heat Works Best
Too much heat burns the outside before the inside cooks.
Fresh Parmesan Is Best
Freshly grated cheese melts better than pre-grated varieties.
Add Garlic After Cooking
Garlic burns quickly if added too early.
Toss While Hot
The warm fries help the Parmesan adhere.
Season Immediately
Hot fries absorb seasoning more effectively.
Serve Fresh
These fries are crispiest immediately after cooking.
Topping Variations
Loaded Bacon Fries
Top with:
- Bacon crumbles
- Cheddar cheese
- Green onions
Buffalo Fries
Drizzle with:
- Buffalo sauce
- Ranch dressing
Truffle Parmesan
Add:
- Truffle oil
- Extra Parmesan
Philly Cheesesteak Fries
Top with:
- Thinly sliced steak
- Grilled onions
- Provolone cheese
Chili Cheese Fries
Add:
- Homemade chili
- Cheddar
- Sour cream
Pizza Fries
Top with:
- Marinara sauce
- Mozzarella
- Pepperoni
Southwest Fries
Add:
- Pepper Jack cheese
- Jalapeños
- Chipotle sauce
Greek Fries
Top with:
- Feta cheese
- Oregano
- Lemon juice
Cajun Fries
Season with:
- Cajun seasoning
- Parmesan
Garlic Herb Fries
Finish with:
- Fresh basil
- Rosemary
- Thyme
Make It A Meal
Burger Night
Serve alongside:
- Cheeseburgers
- Smash burgers
- Patty melts
Steak Dinner
Pair with:
- Ribeye
- New York strip
- Sirloin
Chicken Dinner
Serve with:
- Grilled chicken
- Fried chicken
- Chicken sandwiches
Backyard Barbecue
Pair with:
- Hot dogs
- Bratwurst
- Pulled pork
Seafood Dinner
Serve with:
- Fried shrimp
- Grilled salmon
- Fish sandwiches
Game Day Feast
Pair with:
- Wings
- Nachos
- Mozzarella sticks
Family Dinner
Serve alongside:
- Caesar salad
- Coleslaw
- Roasted vegetables
Party Platter
Offer with:
- Ranch dressing
- Garlic aioli
- Chipotle mayo
- Ketchup
Pro Tips
Use Fresh Potatoes
Fresh potatoes produce the best texture.
Cut Evenly
Uniform fries cook consistently.
Dry Thoroughly
Removing moisture is essential for crispiness.
Use High-Smoke-Point Oil
Avocado oil performs exceptionally well on a Blackstone.
Turn Occasionally
Frequent but gentle turning promotes even browning.
Cook in Small Batches
Crowded fries steam instead of crisp.
Melt the Butter Separately
This prevents burning the garlic on the griddle.
Add Parmesan Last
The residual heat melts the cheese perfectly.
Finish with Fresh Herbs
Fresh parsley and basil provide outstanding flavor.
Preheat Completely
A properly heated Blackstone creates the best crust.
Recipe FAQs
Which potatoes are best?
Russet potatoes create the crispiest fries.
Do I have to soak the potatoes?
No, but soaking significantly improves texture.
Can I leave the skins on?
Absolutely.
Potato skins add flavor and texture.
What oil works best?
Avocado oil, canola oil, or vegetable oil all perform well.
Why aren’t my fries crispy?
The potatoes may not have been dried thoroughly or the griddle may not have been hot enough.
Can I make them ahead?
They’re best served fresh but can be partially cooked ahead and finished just before serving.
How long do leftovers last?
Store refrigerated for:
3 to 4 days.
What’s the best way to reheat them?
Reheat on the Blackstone, in the oven, or in the air fryer until crispy.
Can I use frozen fries?
Yes.
Frozen fries cook well on the Blackstone with slightly adjusted cooking times.
What dipping sauces pair well?
Popular choices include:
- Garlic aioli
- Ranch dressing
- Chipotle mayo
- Ketchup
- Spicy ketchup
- Cheese sauce
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