Instructions:

Prepare the French Fries:

1. Preheat the oven to 425°F (220°C).
2. Cut the potatoes into thin strips or wedges, about 1/4 inch thick.
3. In a large bowl, toss the potato strips with olive oil, salt, and pepper until evenly coated.
4. Arrange the potato strips on a baking sheet lined with parchment paper in a single layer.
5. Bake for 25-30 minutes, flipping halfway through, until golden and crispy.

Make the Cheese Sauce:

1. In a saucepan over medium heat, melt the butter.
2. Whisk in the flour until smooth and cook for 1-2 minutes to form a roux.
3. Gradually pour in the milk, whisking constantly, until the mixture thickens and becomes smooth.
4. Reduce the heat to low and stir in the grated cheddar cheese until melted and smooth.
5. Season with salt and pepper to taste.

Serve:

1. Transfer the crispy French fries to a serving plate or basket.
2. Drizzle the warm cheese sauce over the fries.
3. Garnish with chopped parsley or green onions if desired.
4. Serve immediately and enjoy your ultimate crispy French fries with creamy cheese sauce! Enjoy!