Ingredients
Method
- Boil the shells in salted water until just tender, reserve 1 cup pasta water and drain.
- Melt the butter over medium-low heat, whisk in the flour and cook for 1 minute without browning.
- Whisk in evaporated milk and whole milk and simmer gently for 3 minutes until lightly thickened.
- Remove from the heat and stir in Dijon, salt, white pepper, American cheese and white cheddar a handful at a time.
- Fold in the shells and loosen with reserved pasta water as needed; serve immediately.