Low Carb Tuna Broccoli Casserole (Keto)

Low Carb Tuna Broccoli Casserole (Keto)

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Nutritional Info
  • Servings Per Recipe: 6
  • Amount Per Serving
  • Calories: 281.9
  • Total Fat: 20.6 g
  • Cholesterol: 44.9 mg
  • Sodium: 641.3 mg
  • Total Carbs: 8.0 g
  • Dietary Fiber: 3.4 g
  • Protein: 18.6 g

View full nutritional breakdown of Low Carb Tuna Broccoli Casserole (Keto) calories by ingredient
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Replacing noodles with Cauliflower for a delicious, super low carb, healthy meal! Replacing noodles with Cauliflower for a delicious, super low carb, healthy meal!
Number of Servings: 6


    -1 small head of cauliflower, chopped to tiny pieces
    -1 small head of broccoli, chopped to bite-sized pieces
    -0.5 large onion (any kind), finely diced
    -2 cans (5oz. each) tuna, drained
    -1 can (10.75oz.) cream of celery soup
    -0.5 cup mayonaise
    - salt, pepper, your favorite seasonings
    -1.5 cup shredded cheddar cheese (or whatever cheese you like), separate 0.5 cups to sprinkle on top


Be generous with the cheese! You can also add celery or swap it for the broccoli.


Boil a pot of water and add the cauliflower and broccoli. Cover and lower heat to simmer for 10 min. or until al dente. Then drain the water.

Pre-heat the oven to 350 degrees F.

Mix all the ingredients (minus the separated 0.5 cups of cheese) together and spread in a large ungreased casserole dish.

Sprinkle the withheld cheese on top.

Bake for 30 min. or until bubbling.

Serving Size: 6-8 servings

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Member Ratings For This Recipe

  • made very similar with Shirataki Noodles (not the ones with soy in them) .. most can soups I know are not low carb so I don't use them. - 4/5/19

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  • I have made this similar recipe but not with cauliflower added into it. This might make it a bit more interesting.... let's Do it!!! - 3/9/18

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