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Lightened-Up Tuna Casserole with Mushrooms

Lightened-Up Tuna Casserole with Mushrooms


  • 1 1/2 cups dry macaroni pasta
  • 2 bay leaves
  • 4 cups chopped green beans (*I used frozen)
  • 1/2 medium onion, chopped
  • 1 cup mushrooms, chopped
  • 2 teaspoons garlic powder
  • 1 teaspoon black pepper
  • 1 teaspoon cayenne pepper
  • 3 cans tuna in water (I like Bumble Bee)
  • 2 1/2 cups skim milk
  • 1/2 cup whole wheat flour
  • 2 tablespoons cornstarch
  • 1 cup panko


  1. Preheat oven to 400 degrees F.
  2. Boil water over stove with pasta and bay leaves.
  3. In a large bowl, mix green beans, onion and mushrooms.
  4. In a smaller bowl, mix flour with spices and cornstarch.
  5. Once pasta is cooked, drain and add to the vegetable bowl.
  6. Add tuna in the bowl, making sure to drain completely prior to adding. Slowly add in milk, then combine the spice and flour mixture.
  7. Once thoroughly combined, place mixture into a 9x13" pan. Top casserole with panko.
  8. Place in oven and bake for 30 minutes.
  9. Turn down heat to 350 degrees F and bake for an additional 15 minutes. Enjoy!


  • Recipe provided by Elizabeth Ann Shaw, R.D., of Simple Swaps.

Nutrition Information

Per serving: 330 kcal cal., 3 g fat) (365 mg sodium, 6 g fiber, 27 g pro.. Percent Daily Values are based on a 2,000 calorie diet


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