Tuna casserole with two servings

Tuna Noodle Casserole

  • Author: krazykitchenmom
  • Prep Time: 15 minutes
  • Cook Time: 35 minutes
  • Total Time: 50 minutes
  • Yield: 8 servings 1x


Tuna Noodle Casserole from scratch is as easy as opening that can of soup. See my step-by-step easy instructions for classic comfort food. 




  • 12-ounce package of Egg Noodles cooked 1-2 minutes less than the recommended least cooking time on the package
  • 11-ounce packet of white tuna packed in water
  • 4-ounces crimini button mushrooms – diced small
  • 2 celery stalks – dice small
  • 1/2 onion – diced small
  • 1 cup frozen peas
  • 1/4 cup (4 TBS) butter
  • 1/4 cup flour
  • 2 cups milk or half-n-half
  • 4-ounces shredded cheddar cheese.

Crunchy Tuna Noodle Casserole Topping

  • 2.5-ounce bag of potato chips – crushed
  • 4-ounces shredded cheddar cheese
  • 1/3 cup Panko (unflavored) bread crumbs
  • 1/4 cup finely grated parmesan cheese
  • 1 TBS melted butter



  1. Preheat oven to 375°
  2. Melt butter in a stove-top skillet on meduim high.
  3. Add mushrooms, onions, and celery and cook for 3-4 minutes
  4. Make a small well in the middle of the pan and add the flour.
  5. Whisk until the flour is incorporated and you have a paste-like texture.
  6. Add the milk or half-n-half 1/2 cup at a time whisking while you add it. (If the sauce is too think, add more than 2 cups of milk – but add it 1/4 cup at a time at that point.)
  7. When the mixture has a nice gravy-like texture, stir in the peas.
  8. Add the cheddar cheese.
  9. Stir in the tuna.
  10. Stir in the cooked noodles
  11. Sprinkle the topping liberally over the top and bake. (Topping instructions below.)
  12. Bake uncovered for 25-35 minutes.
  13. Let set for 10 minutes after baking.

Crunchy Tuna Noodle Casserole Topping

  1. Mix all dry ingredients in a small bowl.
  2. Add butter and mix thoroughly.


This casserole is great for leftovers. Simply spoon it into a microwave dish, cover it with a damp paper towel and microwave for 1 minute.

  • Category: Main Dish, Casserole, Comfort Food
  • Method: Stove top and baked
  • Cuisine: American

Keywords: Casserole, comfort food, homemade, retro recipe