Potato Chips with Blue Cheese

Ingredients

• 2 tablespoons unsalted butter
• 1 medium onion
• finely chopped
• 2 tablespoons all-purpose flour
• 2 cups milk
• 1/2 pound blue cheese such as Maytag Blue
• crumbled (2 cups)
• Kosher salt
• 1/4 teaspoon cayenne pepper
• One 6-ounce bag thick-cut potato chips

Instructions

1. In a saucepan, melt the butter.
2. Add the onion and cook over moderate heat, stirring, about 7 minutes.
3. Whisk in the flour and cook for 1 minute.
4. Slowly whisk in the milk.
5. Cook over moderate heat, whisking, until thickened, 5 minutes.
6. Off the heat, whisk in the blue cheese and season with salt and cayenne.
7. Put half of the potato chips in a large shallow bowl and drizzle with half of the blue cheese sauce.
8. Add the remaining chips and sauce to make another layer.
9. Serve right away.