1. Preheat oven to 400 degrees Fahrenheit.
2. Prepare noodles according to package instructions. Drain and set aside.
3. Heat oil in a large pot over medium heat. Add onion, carrots, and celery, and sauté until softened, about 5-6 minutes. Remove from heat.
4. Add noodles, peas, tuna, mushroom soup, milk, and cheese to the pot and stir until combined.
5. Pour mixture into greased 13x9-inch baking dish. Sprinkle with breadcrumbs. Bake for 20-25 minutes.
Adapted From: http://www.spendwithpennies.com/easy-tuna-casserole/
Servings 0