Vegetarian Tater Tot Casserole

This vegetarian tater tot casserole is where it's at! It has so many delicious flavors and textures, from the tender veggies and creamy sauce to the crispy tater tots and melted cheese. It's a simple recipe that's sure to be a crowd-pleaser every time!

The Best Vegetarian Tater Tot Casserole

This vegetarian tater tot casserole is going to be your new favorite vegetarian recipe! It's the perfect way to load up on some veggies in an addictively delicious way. 

It has a blend of vegetables like peas, corn, carrots, and onions tossed in a creamy mushroom soup with crispy tater tots. Of course, this cheesy tater tot casserole wouldn't be complete without that ooey-gooey cheese on top.

How good does that sound?!

I love to make this vegetarian tater tot hotdish for an easy, healthy weeknight dinner, and it even works great for breakfast. Kids and adults both love it, so it's a guaranteed winner whoever you share it with. You can serve it with these Bisquick cheddar bay biscuits to dip in the sauce for the best meal.

Why This Recipe Works

One skillet meal. Everything for this vegetarian tater tot hotdish cooks in one skillet, so the entire process is effortless. Plus, you'll have minimal dishes to clean afterward! 

Healthier tater tot casserole. This vegetarian tater tot casserole is definitely superior to other tater tot casseroles. It's much healthier since it's loaded with tons of veggies. It's something you'll actually feel good about feeding to your family.

Easy to customize. Not only is this tater tot casserole easy to make, but it's easy to customize too. Add in any of your favorite veggies like green beans, bell peppers, or even green chilies to add your own unique flavor.

Ingredients

The ingredient list may look long, but everything you need for this veggie tater tot casserole is pretty much either frozen or fresh veggies.

Check out everything you'll need:

• 1 tablespoon olive oil
• 1 large onion, chopped
• 1 large carrot, chopped
• 2 cloves garlic, chopped
• 1 pinch of red pepper flakes (optional)
• 1 cup frozen corn
• 1 cup frozen peas
• 1 cup condensed cream of mushrooms soup (or any condensed soup)
• ½ cup Monterey Jack cheese or shredded cheddar cheese
• ¼ cup parmesan cheese, freshly grated
• 30+ tater tots, depending on the size and shape of your skillet
• Sour cream for serving (optional)

Speaking of veggies, if you want to give another vegetable casserole a try, check out this Mexican rice casserole next!

How To Make Vegetarian Tater Tot Casserole

1. Prepare: Preheat oven to 375°F (190°C) and heat some oil in a cast iron skillet over medium high heat on the stovetop.

2. Cook the veggies: Add the onion and carrots to the hot skillet and cook them for 3-4 minutes. Then add the garlic and red pepper flakes, and cook until fragrant.

3. Assemble the casserole: Stir in the peas, corn, and condensed soup. Mix until everything is well combined, then flatten the mixture with a spatula. Top the veggies with Monterey jack cheese and parmesan cheese. Arrange all of the frozen tater tots on top of the cheese.

4. Bake the casserole: Put the vegetarian tater tot hotdish in the oven and bake for about 30 minutes, until the cheese is melted and tater tots are crispy.

5. Serve: Let the golden brown casserole cool for a few minutes. Then serve the casserole warm, and enjoy!

Tips To Make The Best Recipe

• Use sweet potato tater tots instead of classic tater tots for a different flavor.
• Use sharp cheddar cheese instead of Monterey Jack cheese or any other shredded cheese you want.
• Use vegan cheese to make this a vegan tater tot casserole.
• If you don't have an oven-safe skillet, cook the soup and vegetable mixture in a pan, transfer it into a prepared casserole dish greased with cooking spray, and top it with cheese and tater tots. Then bake as directed.
• Use all frozen veggies and add garlic powder and onion powder instead for a more convenient casserole.
• Serve the casserole with sour cream on top for more flavor.

How To Store Vegetarian tater tot casserole

In the fridge: I doubt you'll have any leftover tater tot casserole, but if you do, you can store it. Transfer the leftovers to an airtight container and store them in the fridge for 3-5 days.

In the freezer: You can also store leftover tater tot casserole in a freezer-safe bag or airtight container in the freezer for up to 6 months.

Reheating: Transfer the casserole to a baking dish and bake it at 350°F for about 10 minutes until it's warmed through. Let the frozen casserole thaw overnight in the fridge before baking, or add more reheating time.

FAQs About This Vegetarian Tater Tot Casserole Recipe

Can I make this casserole ahead of time?

Yes! If you want to make it ahead of time, cook the veggie mixture with the soup and store it in an airtight container for up to 5 days. Then when you're ready to serve it, transfer the veggies to a baking dish with the cheese and tater tots on top and bake as directed. 

What vegetables go with tater tot casserole?

Really any vegetables go well with tater tot casserole, like cauliflower, broccoli, and baby bella mushrooms are great additions. You can also use your favorite frozen veggies blend to make this recipe even more convenient.

How do you thicken a tater tot casserole?

To thicken the tater tot casserole you can make a slurry by combining 2 tablespoons of cornstarch and ¼ cup of water in a bowl. Add the slurry to the condensed soup mixture and let it cook until it thickens. 

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• Carrot casserole 
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