- Preheat the oven according to the package directions. Spread the frozen coated fries into a single layer on a large baking sheet. Bake until deeply golden and crispy, following the package instructions.
- While the fries bake, heat the oil in a small skillet over medium heat. Add the white onion and cook, stirring occasionally, until softened and lightly caramelized, about 10–12 minutes. Set aside.
- In a medium bowl, stir together: Thousand Island Dressing, Finely Diced Pickles, Pickle Brine, Garlic Powder, and Black Pepper. The chopped pickles add texture while the pickle brine brightens the dressing without making it heavy.
- When the fries are crispy, sprinkle the Shredded Cheddar evenly over the top. Return the pan to the oven for 2–3 minutes, or until the cheese is melted.
- Transfer the cheesy fries to a large serving bowl. Drizzle with about half of the sauce and gently toss until the fries are lightly coated. Tossing instead of pouring all the sauce on top helps distribute flavor while keeping the fries crisp.
- To finish, top with:
- Caramelized White Onion
- Diced Dill Pickles
- Chopped Pepperoncini or Pickled Chilies (Optional)
- Remaining Sauce, lightly drizzled over the top
- Fresh Chives or Parsley, if using
Serve immediately while the fries are hot and crispy.
Tips & Tricks
Keep It Crispy
Bake the fries until they’re extra golden before adding the cheese. Crispy fries hold up much better once tossed with the sauce.
Don’t Overdress
Start with half the sauce, you can always add more, but you can’t take it away.
Meal Prep Shortcut
Caramelize the onions up to 3 days ahead and refrigerate until ready to use.
Customize the Heat
Pepperoncini add tang without much spice. Prefer more heat? Swap them for chopped pickled jalapeños.
Make It Lighter
Use Reduced-Fat Cheddar Cheese.
Replace half of the Thousand Island Dressing with Plain Greek Yogurt for a tangy, lighter sauce.
Use a lighter hand with the cheese and add extra pickles or pepperoncini for plenty of flavor.
Finish with chopped lettuce or shredded cabbage for extra crunch and freshness while keeping all the indulgent flavor.