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5 from 3 votes

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!
Prep Time15 minutes
Cook Time25 minutes
Total Time40 minutes
Course: Main Course
Cuisine: American
Keyword: Tuna Mornay
Servings: 12
Calories: 313kcal
Author: Amanda Rettke- iamhomesteader.com

Ingredients

  • 16 ounces (454 g) large elbow macaroni, cooked al dente according to package instructions
  • 4 cans (5 ounces each) tuna, drained and flaked
  • 1 can (15.25 ounces) sweet corn, drained
  • 1 can (15.25 ounces) creamed corn
  • 1 tablespoon extra virgin olive oil
  • 1 large yellow onion, diced
  • ¼ cup (½ stick / 57 g) unsalted butter
  • 3 tablespoons all-purpose flour
  • 4 cups (980 g) whole milk, room temperature
  • 1 teaspoon kosher salt
  • 1 teaspoon black pepper
  • cup (125 g) parmesan cheese, shredded
  • 1 cup (113 g) mild cheddar cheese, shredded

Instructions

  • Preheat oven to 350°F. Spray a 9x13-inch baking dish with nonstick cooking spray.
  • In a medium skillet over medium heat, add the olive oil. Once hot, add the diced onion and cook until translucent, about 10-12 minutes. Set aside.
  • In a medium pot over medium heat melt the butter. Add flour, salt, and pepper and whisk for 1-2 minutes, or until golden brown in color.
  • While whisking constantly, slowly pour in the milk. Bring the sauce to a boil.
  • When sauce starts to boil, turn the heat to low. Continue whisking constantly until the sauce is thickened.
  • Remove from heat and add 1 cup parmesan cheese and 1 cup cheddar cheese. Stir until the cheeses are melted.
  • In a large bowl, add tuna, sweet corn, creamed corn, sautéed onions, and the cooked noodles. Stir to combine.
  • Pour the cheese sauce onto the tuna mixture. Stir to combine.
  • Transfer the casserole to the prepared baking dish. Top with remaining parmesan cheese.
  • Bake for 20-25 minutes, or until golden brown.

Nutrition

Calories: 313kcal