01 - 
                Peel potatoes and cut into thin, even fries. Rinse thoroughly under cold water to remove surface starch, then dry well with paper towels.
              
              
              
                02 - 
                Whisk together flour, Cajun seasoning, garlic powder, onion powder, paprika, salt, black pepper, and cayenne pepper in a large mixing bowl.
              
              
              
                03 - 
                Dip the prepared potatoes into buttermilk to moisten, then toss in the seasoned flour mixture until all pieces are completely coated.
              
              
              
                04 - 
                Heat vegetable oil in a deep fryer or heavy pot to 350°F (175°C). Fry the potatoes in batches for 4–5 minutes, stirring occasionally, until golden and crispy. Remove with a slotted spoon and drain on paper towels.
              
              
              
                05 - 
                While fries remain hot, top immediately with cheddar cheese, Monterey Jack cheese, crumbled bacon, jalapeños, and green onions so the cheese melts over the fries.
              
              
              
                06 - 
                Present fries promptly for optimal texture. Optionally, pair with ranch dressing or preferred dipping sauce.