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Tuna Mornay

Tuna Mornay is comfort food on a shoestring budget.  This meal is a quick, easy, budget-friendly, and the perfect mid-week meal to thaw you out on a cold winter day!

Course Main Course
Cuisine American
Keyword Tuna Mornay
Prep Time 15 minutes
Cook Time 25 minutes
Total Time 40 minutes
Servings 12


  • 16 ounces large elbow macaroni
  • 4 (5 ounce) cans tuna, drained and flaked
  • 1 (15.25 ounce) can corn kernels, drained
  • 1 (15.25 ounce) can creamed corn
  • 1 tablespoon extra virgin olive oil
  • 1 large yellow onion
  • 4 tablespoons butter
  • 3 tablespoons flour
  • 4 cups whole milk
  • 1 teaspoon kosher salt
  • 1 teaspoon freshly ground black pepper
  • 1 1/4 cup parmesan cheese, shredded
  • 1 cup cheddar cheese, shredded


  1. Preheat oven to 350°F

  2. In a large pot of boiling salted water, cook the macaroni noodles to al dente and drain, set aside.

  3. While the noodles are cooking, heat olive oil in a skillet or frying pan.  Once hot, add onion and saute until translucent and fragrant, set aside.

  4. In a medium pot over medium heat melt butter, add flour, salt, and pepper and whisk constantly for one minute.

  5. Slowly whisk in the milk and stir constantly.

  6. When sauce starts to boil, lower the heat to simmer and whisk until thickened.

  7. Remove from heat and add 1 cup parmesan cheese (reserve remaining for topping) and 1 cup cheddar cheese, stir to combine.

  8. In a large mixing bowl, combine tuna, corn, creamed corn, sauteed onions, and noodles.  Mix until well combined.  Add the cheese mixture and stir until fully incorporated.  

  9. Pour into baking dish, top with remaining parmesan cheese.

  10. Bake 20-25 minutes or until cheese topping turns golden brown.