01 -
Peel the russet potatoes, cut into thin fries, rinse thoroughly under cold water, and dry completely with paper towels.
02 -
In a large mixing bowl, combine the all-purpose flour, Cajun seasoning, garlic powder, onion powder, paprika, salt, black pepper, and cayenne pepper if desired.
03 -
Dip the potato fries into the buttermilk, ensuring even coverage, then dredge in the seasoned flour, evenly coating all sides.
04 -
Heat vegetable oil in a deep fryer or large pot to 175°C. Fry fries in small batches for 4–5 minutes or until golden and crisp. Allow fries to drain on paper towels.
05 -
While fries are hot, immediately top with cheddar cheese, Monterey Jack cheese, crumbled bacon, sliced jalapeños, and green onions.
06 -
Serve straightaway while cheese is melted; pair with ranch or preferred dipping sauce if desired.