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Keto Tuna Casserole baked in a dish, topped with melted cheddar cheese and zucchini noodles.

Keto Tuna Casserole

Smiling woman with glasses and dark hair, professional portrait for Baked Bree website.Diane Goodman
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Prep Time 15 minutes
Cook Time 30 minutes
Cooling time 5 minutes
Total Time 50 minutes
Course Main Course
Cuisine American
Servings 8 servings
Calories 237 kcal

Ingredients
  

  • 3 large zucchini spiralized
  • 2 cans tuna in water (5 ounces) drained
  • 1/2 cup mayonnaise
  • 1/2 cup sour cream
  • 1 cup shredded cheddar cheese divided
  • 1/3 cup chopped onion
  • 1/3 cup chopped celery
  • 3 cloves garlic minced
  • 1/2 teaspoon dried dill
  • 1/2 teaspoon dried oregano
  • Salt and pepper to taste

Instructions
 

  • Preheat the oven to 375°F.
  • In a large skillet over medium heat, cook the zucchini noodles for 5 minutes to remove excess moisture.
    Cooking zucchini noodles in a skillet for Keto Tuna Casserole.
  • In a bowl, combine drained tuna, mayonnaise, sour cream, 1/2 cup cheddar cheese, the onion, celery, garlic, dill, oregano, salt, and pepper.
    Keto Tuna Casserole mixture with tuna, cheese, onion, and celery.
  • Combine cooked zucchini noodles with tuna mixture.
    Creamy tuna salad with zucchini noodles in a white bowl, healthy lunch idea.
  • Transfer the mixture to a greased 9x13-inch baking dish.
    Cheesy zucchini casserole in a baking dish with shredded cheddar cheese on top.
  • Scatter the remaining 1/2 cup of shredded cheddar cheese over the top.
  • Bake in the preheated oven for 25 minutes, or until the casserole is bubbly and the cheese is melted and golden brown.
  • Let the casserole cool for 5 minutes before serving.
    Keto Tuna Casserole with zucchini noodles and melted cheddar cheese.

Nutrition

Calories: 237kcalCarbohydrates: 5gProtein: 13gFat: 19gSaturated Fat: 6gSodium: 289mgFiber: 1g
Keyword Keto Tuna Casserole
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