Instructions
- Preheat oven to 350°F (175°C).
- Cook Pasta according to package directions. Drain and set aside.
- In a large saucepan, melt Butter over medium heat. Whisk in Flour and cook for 1-2 minutes, creating a roux.
- Gradually whisk in Milk until smooth. Bring to a simmer, stirring constantly.
- Stir in Cream of Mushroom Soup, Salt, and Pepper. Cook for 5 minutes, or until thickened.
- In a large bowl, combine cooked Pasta, Tuna, Sauce, and Peas.
- Pour mixture into a greased 9x13 inch baking dish.
- Sprinkle with Crushed Potato Chips.
- Bake for 20-25 minutes, or until bubbly and golden brown.