Tuna Rice Casserole

This tuna rice casserole recipe is so satisfying. Tuna is tossed with crispy fried onions and fluffy white rice, topped with a delicate cream sauce and melted shredded cheese. It's really quick and easy, making this one of the best tuna casserole recipes ever! 

The Best Tuna Rice Casserole

This recipe combines everything you love about tuna and rice, elevating it to make a convenient and delicious cheesy tuna rice casserole.

It has the perfect combination of canned tuna and fluffy white rice, all coated in a creamy, tangy sauce. That alone is delicious, but it's covered in a layer of ooey-gooey melted cheese to make it even better! The result is a flavorful, comforting casserole dish that's straight-up addictive.

I know tuna casserole doesn't sound like the most exciting dish in the world, but I promise it's a meal the whole family will love.

Since this tuna and rice casserole recipe is so easy to make, it's the perfect dish for busy weeknight dinners or when you need a big meal that doesn't take much effort. You can serve this tuna rice casserole as is or with some Cheesecake Factory brown bread to soak up that delicious creamy sauce.

Why This Recipe Works

It's easy to make. All you have to do is cook the onions, combine all of the ingredients in your casserole dish, top it with cheese, and let the oven take care of the rest. It takes just 10 minutes to prepare and is foolproof!

So convenient. This recipe calls for canned tuna and can easily be made with leftover rice from the night before. It doesn't get more simple than that!

Customizable. Not only is this cheesy tuna rice casserole recipe satisfying as is, but you can also customize it however you want to make it uniquely your own.

Ingredients

Another thing I love about this easy tuna casserole recipe is that the ingredient list is really straightforward. You probably already have most of what you need!

Check out everything to make tuna rice casserole:

• 3 cans tuna
• 1 cup cooked white rice
• ½ onion, diced
• 2 large eggs
• 2 tbsp. olive oil
• 1 ½ cup milk
• Salt and pepper, to taste
• 2 cups mozzarella cheese, shredded
• 1 tbsps. mustard
• 3 tbsps. mayonnaise

You can use almost all of these ingredients to make this tuna and rice bowl. It's got a similar flavor but served cold instead, so consider giving that one a try next!

For another cheesy tuna casserole you can use some ingredients to make this cheesy tuna casserole. 

How To Make Tuna Rice Casserole

1. Prep work: Preheat the oven to 350°F (180°C) and grease an 8x8-inch baking dish with nonstick cooking spray, and set it aside.

2. Fry the onion: Heat a small skillet over medium high heat and add a little oil to it. Fry the onion in the hot oil until it's translucent and crispy on the edges.

3. Make the sauce: Add the eggs, milk, mayonnaise, mustard, salt, and black pepper to a large bowl. Whisk until everything fully combines. 

4. Assemble the casserole: Add rice, canned tuna, and fried onions to the prepared baking dish. Mix the ingreidents together until it's well combined. Pour the egg mixture over top of the tuna and mix again. Top the casserole with shredded mozzarella cheese.

5. Bake and serve: Bake the casserole for 20 minutes or until the cheese is melted and begins turning golden brown. Allow the casserole to cool for 5-10 minutes before serving. Then, sprinkle dried parsley on top and serve warm. Enjoy!

Tips To Make The Best Recipe

• Cook the rice the day before to make this casserole quicker to make.
• Swap the cream sauce for condensed cream of celery soup or cream of mushroom soup for a different flavor.
• Make tuna noodle casserole by swapping cooked rice for cooked pasta noodles.
• Add veggies like canned peas or frozen peas, broccoli, bell pepper, garlic, or spinach to make a healthier casserole.
• Use other types of cheeses like cheddar cheese, Swiss cheese, or pepper jack for a spicy kick.
• Top the casserole with bread crumbs coated in melted butter for a crispy topping.

How To Store Tuna Rice Casserole

In the fridge: You can store any leftover tuna and rice casserole in the fridge in the baking dish with a lid on it or in an airtight container for 3-4 days.

In the freezer: Allow the leftover casserole to cool completely, then transfer it to a freezer-safe container or freezer-safe bag and freeze for up to 4 months. 

Reheating: To reheat, bake the leftover tuna casserole in the oven at 350°F (180°C) for about 10 minutes until warm. If reheating from frozen, thaw the casserole in the fridge overnight before reheating, or just add more cooking time.

FAQS About This Tuna Rice Casserole

What to serve with tuna rice casserole?

Tuna rice casserole is great served with a house salad, Bisquick cheddar bay biscuits, crack green beans, or honey glazed carrots.

Why is my tuna casserole so dry?

Your tuna casserole might be dry if it is baked for too long since all of the ingredients are already cooked. Keep in mind the bigger the casserole dish, the thinner the casserole will be and the less time it will need to cook. 

Is tuna good to eat with rice?

Yes! Tuna is delicious with rice since the texture and flavor pair together perfectly. It's also a pretty healthy meal, along with being a delicious combo. 

More Rice Casserole Recipes

• Sausage and rice casserole
• Hamburger rice casserole
• Mexican rice casserole
• Baked pork chops and rice casserole
• Taco rice casserole
• Cheesy chicken and rice casserole