01 -
In a small bowl, thoroughly mix the salt, paprika, garlic powder, chili powder, onion powder, and optional cayenne pepper until well combined.
02 -
Pour enough vegetable oil into a deep saucepan to reach a depth of at least 7.5 cm. Heat the oil to 180°C.
03 -
Add the frozen fries in batches to the hot oil. Fry for 6 to 8 minutes, or until golden and crisp. Remove with a slotted spoon and transfer to a paper towel-lined plate.
04 -
Tear the American cheese slices into small pieces. Place cheese, milk, and jalapeño brine in a microwave-safe bowl. Microwave uncovered in 30-second intervals, stirring between each, until the sauce is smooth and fully melted.
05 -
Transfer the warm fries to a large bowl and toss evenly with the prepared seasoning mixture until fully coated.
06 -
Arrange the seasoned fries on a serving platter and accompany with the hot cheese sauce for dipping.