Name: Easy Cowboy Casserole Recipe
Prep time: 25 min
Cook time: 12 min
Total time: 37 min
Ingredients: 1 package tater tots; 1 pound lean ground beef; 1 onion (diced); 1 green bell pepper (diced); 3 garlic cloves (minced); 2 tablespoons Mexican taco seasoning; 1 can crushed roasted tomatoes; 1 cup corn (canned, drained); 2 cups Mexican shredded cheese; Cilantro

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Cowboy Casserole is what I make when I want taco night without the assembly line, everyone building their own plate while the first tacos go cold. It layers taco-seasoned beef, corn, and tomatoes, and tops them with tater tots and melted cheese.

One pound of beef stretches to six servings here, bulked out with corn, tomatoes, and a diced pepper, and the whole thing bakes in a single dish.

A spoon serving a portion of cowboy casserole with ground meat, corn, melted cheese, and chopped herbs in a white dish. — Cowboy Casserole. Photo Credit: Pocket Friendly Recipes

Why You’ll Love This Recipe

Taco flavor without building tacos. The seasoned beef, corn, and cheese bake into one dish you scoop and serve.
Pantry and freezer staples. Canned tomatoes, canned corn, a spoon of taco seasoning, and a bag of frozen tots are the sort of thing already on hand.
A tater tot topping. Tater tots and cheese go over the beef-and-corn filling and bake together, which is what gives the dish its name.
Leftovers become a second meal. It keeps in the fridge for a few days and freezes, so you get lunches or another dinner out of it.
You set the heat. The taco seasoning sets the spice level, and a jalapeño or a shake of chili powder turns it up.

Ingredients You’ll Need

You’ll need all the ingredients in the photograph below.

You’ll need all the ingredients shown in the photograph below.

Lean ground beef is the base. I go for a leaner grind so there’s less fat to pour off after browning.

Mexican taco seasoning is what seasons the beef. A store packet or your own blend both work; the recipe uses two tablespoons for one pound.

Crushed roasted tomatoes make the sauce, and the method simmers them for ten minutes. Canned corn, drained, adds a little sweetness and bulk. The diced green bell pepper goes in near the end of the stovetop step rather than at the start.

On top go frozen tater tots and a layer of Mexican shredded cheese. Sharp cheddar or Monterey Jack are approved swaps if that’s what you have. Fresh cilantro at the end is an optional garnish.

Bowls of ingredients for cowboy casserole, including corn, shredded cheese, ground beef, diced bell pepper, tater tots, chopped onion, taco seasoning, garlic, and crushed tomatoes on a white surface. — Cowboy Casserole ingredients. Photo Credit: Pocket Friendly Recipes

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How to Make Cowboy Casserole

Scroll down for the full recipe card containing a full printable recipe and measurements in both US customary and metric units.

Brown the beef

Heat the oven to 355°F (180°C). Set a non-stick skillet over medium-high heat and cook the ground beef, breaking it up frequently, until it’s browned and no lumps remain. Ground beef is safe at an internal temperature of 160°F.

Season it

Add the diced onion, minced garlic, and taco seasoning, and cook a few minutes more, until the onion softens.

Ground meat cooking in a skillet with diced onions and green peppers, seasoned with red and green spices for a cowboy casserole. — Brown the beef, then add onion, garlic, and taco seasoning and cook until softened.

Ground meat and green peppers cooking in a skillet with a pile of corn added in the center, creating a cowboy casserole. — Simmer crushed tomatoes for 10 minutes, then stir in corn and diced bell pepper.

Build the filling

Pour in the crushed tomatoes and cook for 10 minutes, then adjust the salt and pepper. Stir in the drained corn and the diced bell pepper and mix well.

Assemble

Grease a baking dish with cooking spray and spread the meat mixture across the bottom. Arrange the frozen tater tots over the top, then cover them with the shredded cheese.

A cowboy casserole dish containing a beef and vegetable mixture topped with biscuit dough, photographed from above on a light surface. — Spread the meat mixture in a greased baking dish and top with tater tots.

cowboy casserole with grated cheese on top — Then, top with shredded cheese and bake for 12 minutes until melted and bubbly.

Bake

Slide the dish into the oven and bake for 12 minutes, until the cheese has melted and the whole thing is bubbly.

Finish and serve

Scatter fresh cilantro over the top and serve it warm.

Recipe Notes and Expert Tips

Don’t skip browning the beef. The original recipe notes make a point of this for flavor. Brown it fully before you build the filling.

Keep the filling from going watery. The original recipe notes suggest draining the tomatoes to cut excess liquid. The ten-minute simmer in the method also helps the filling thicken.

Recipe Variations

Use ground turkey or chicken instead of beef. The original recipe notes list this swap, so it’s supported by the site’s own notes rather than something I tested here. Cook ground poultry through to 165°F, a little higher than the 160°F for beef.
Add beans to stretch it further. A drained can of pinto or black beans stirred into the filling adds bulk and helps it feed more. I haven’t tested this in this recipe, so treat it as an untested swap.
Turn up the heat. The original notes suggest a diced jalapeño with the onion or a shake of chili powder if you want more spice, so that add-in is supported by the site’s own notes.

How to Store Leftover Cowboy Casserole

Leftovers? No problem. Here’s how to keep that cowboy casserole tasting great for later:

Cool & Airtight: Let the casserole cool to room temperature and then transfer leftovers to an airtight container.
Fridge or Freeze: You can keep the casserole in the fridge for 3–4 days or freeze it for up to 3 months. I usually store mine in these Rubbermaid Brilliance containers—they’re leak-proof, don’t stain from tomatoes, and seal tight enough to keep freezer burn out. Just make sure the casserole is fully cooled before packing it up.
Reheating: Reheat in the oven or microwave until it’s heated through. If it’s frozen, let it thaw in the refrigerator overnight before reheating to ensure even warmth.

Our Top 3 Money-Saving Tips for This Recipe

Everyone loves to save a buck or two, especially when it comes to feeding the crew. Here’s how you can keep your wallet happy while making cowboy casserole:

Bulk Buy the Beef: Look out for sales on ground beef or buy it in bulk and freeze what you don’t use.
Generic Brands are Great: For ingredients like canned tomatoes, corn, and taco seasoning, the store brand is often just as good as the name brand.
Use Leftovers: This casserole is perfect for using up leftover veggies or even meat. Got some cooked chicken? Toss it in!

What to Serve with Cowboy Casserole

Alright, you’ve got your cowboy casserole hot and ready. Now, what to pair with it? Here are some side dish ideas that’ll round out your meal perfectly.

Garlic Bread

Who doesn’t love garlic bread? Its buttery, garlicky goodness is the perfect sidekick for scooping up any leftover sauce. Plus, it’s super easy to make.

Veggies

For a healthier side, try steamed, air fryer, or roasted broccoli side dish or green beans. They’re simple, nutritious, and add a pop of color to your plate. A little lemon zest or butter can jazz them up.

Cornbread

If you’re feeling extra Southern, whip up some cornbread. It’s a classic pairing that just makes sense. Sweet, buttery, and ideal for dipping, cornbread can easily steal the show.

More Casserole Recipes You Will Love

If you loved how hearty and easy this was, these casseroles are the same kind of “feed everyone” dinner with almost no fuss – from crispy-topped favorites to creamy classics.

Try my tater tot casserole that’s extra crispy on top
This creamy chicken and rice casserole that feeds everyone is another easy win
If you want a pantry classic, make tuna casserole that’s creamy and old-school
For comfort-food night, cheeseburger casserole that tastes like the real thing
And for a fun twist, walking taco casserole with all the toppings