Slow Cooker Cowboy Casserole

Looking for a warm, comforting, and flavor-packed meal the whole family will love? Say howdy to the Slow Cooker Cowboy Casserole—a hearty, rustic dish brimming with savory beef, tender potatoes, beans, and a rich tomato sauce that simmers to perfection in your slow cooker. This crowd-pleaser is perfect for busy weeknights, meal prepping, or cozy weekends at home.

Whether you’re feeding a hungry crew or just craving something soul-satisfying, this Slow Cooker Cowboy Casserole is guaranteed to hit the spot.

Why You’ll Love This Slow Cooker Cowboy Casserole

There’s something magical about tossing a few wholesome ingredients into your slow cooker and returning hours later to a mouthwatering, ready-to-eat dinner. This Slow Cooker Cowboy Casserole delivers that magic and more.

Set-it-and-forget-it convenience
Packed with protein and fiber
Kid-friendly and freezer-friendly
Minimal prep, maximum flavor

No fancy ingredients here—just down-home deliciousness with a Western twist.

What Is Slow Cooker Cowboy Casserole?

The Slow Cooker Cowboy Casserole is a classic American comfort dish inspired by cowboy campfire meals. It’s a hearty, one-pot recipe combining ground beef, potatoes, beans, corn, tomatoes, and seasonings into a rich and satisfying casserole. The slow cooker does all the heavy lifting, slowly melding the ingredients into a warm, thick, and flavorful stew-like casserole.

It’s like a chili, stew, and casserole all rolled into one—and it’s every bit as delicious as it sounds.

Ingredients You’ll Need

Here’s what you’ll need to rustle up this delicious Slow Cooker Cowboy Casserole:

  • 1 pound ground beef
  • 1 medium onion, diced
  • 3 cups baby potatoes, quartered
  • 1 can (15 oz) pinto beans, rinsed well and drained
  • 1 can (15 oz) corn, drained
  • 1 can (14.5 oz) diced tomatoes, with juices
  • 1 can (10.5 oz) cream of mushroom soup
  • 1/2 cup cheddar cheese, shredded (plus extra for sprinkling on top)
  • 1/2 cup milk
  • 1 tsp garlic powder
  • 1 tsp smoked paprika
  • 1/2 tsp black pepper
  • Salt to taste
  • Fresh chopped herbs (like parsley) for optional garnish

Ingredient Tips:

  • Swap pinto beans for black beans or kidney beans if that’s what you have on hand.
  • Use russet or Yukon gold potatoes if you prefer a creamier texture.
  • Add jalapeños or hot sauce for a spicier cowboy kick.

How to Make Slow Cooker Cowboy Casserole

Cheesy and comforting Slow Cooker Cowboy Casserole perfect for family dinners

Step 1: Brown the Beef

In a skillet over medium heat, cook the ground beef and diced onion until the beef is no longer pink. Drain any excess grease.

Step 2: Layer the Ingredients

In your slow cooker, layer the quartered potatoes at the bottom. Add the cooked beef and onions on top.

Then add the beans, corn, diced tomatoes, and seasonings. Stir gently to combine.

Step 3: Add Soup & Cheese

In a small bowl, whisk together the cream of mushroom soup and milk. Pour it over the casserole. Sprinkle in the shredded cheddar cheese and give everything a gentle stir.

Step 4: Cook Low and Slow

Cover and cook on LOW for 6-7 hours or HIGH for 3-4 hours, until the potatoes are fork-tender and the casserole is bubbling with goodness.

Step 5: Garnish and Serve

Before serving, add more shredded cheddar over the top while it’s still hot so it melts beautifully. For a fresh touch, scatter chopped parsley or your favorite herbs for a pop of color and flavor.

Pro Tips for the Best Cowboy Casserole

Don’t skip browning the beef – it adds a depth of flavor and keeps the casserole from getting greasy.
Use freshly grated cheese for better melting and taste.
Go big on toppings – think green onions, sour cream, or crushed tortilla chips.
Freeze extras in single portions for effortless meals down the line.

What to Serve with Slow Cooker Cowboy Casserole

This Slow Cooker Cowboy Casserole is a complete meal on its own, but it also pairs beautifully with:

  • Buttermilk cornbread
  • Simple side salad
  • Steamed green beans
  • Garlic bread

A cozy casserole like this just begs for something to soak up the extra sauce!

Make-Ahead, Storage & Reheating

  • Prep Ahead: You can assemble everything in advance and refrigerate overnight. Just transfer to the slow cooker the next day and start cooking.
  • Storing Leftovers: Keep any leftovers in an airtight container in the refrigerator. They’ll stay fresh for up to four days.
  • Freezing for Later: Divide into individual containers and freeze for up to three months. Thaw in the fridge overnight before reheating.
  • To Reheat: Warm on the stove or microwave until everything is heated through and bubbly.

Slow Cooker Cowboy Casserole FAQs

Can I make this casserole vegetarian?

Absolutely! Swap the ground beef for plant-based crumbles or add extra beans for a protein boost.

Can I cook this on the stovetop?

Yes! Simmer everything in a large pot for about 30-40 minutes, stirring occasionally, until the potatoes are tender.

How can I make this dish spicier?

Add diced jalapeños, a pinch of cayenne pepper, or a splash of your favorite hot sauce to the mix.

Final Thoughts: Why This Slow Cooker Cowboy Casserole Deserves a Spot on Your Weekly Menu

The Slow Cooker Cowboy Casserole is the ultimate comfort food that brings bold flavors and easy prep together in one delicious pot. With its satisfying mix of meat, veggies, and creamy, cheesy goodness, this dish is sure to become a staple in your home.

Whether you’re cooking for a busy weeknight, prepping meals for the week, or simply craving a cozy, no-fuss dinner, this Slow Cooker Cowboy Casserole is a foolproof favorite.

So round up your ingredients, fire up your slow cooker, and dig into a dish that’ll make you feel like you’re sitting around a campfire under the stars.

Print

Slow Cooker Cowboy Casserole

This hearty Slow Cooker Cowboy Casserole is a comforting, protein-packed dish filled with tender ground beef, savory beans, potatoes, and a creamy tomato base. It’s the perfect dump-and-go meal for busy weeknights or cozy weekends. With a little prep and a lot of flavor, this casserole will be a family favorite in no time!

  • Author: Mirayam
  • Cook Time: 6–7 hours
  • Total Time: 54 minute
  • Cuisine: American

Ingredients

Scale

Main Ingredients:

1 ½ lbs ground beef

1 small yellow onion, diced

3 cloves garlic, minced

3 cups baby potatoes, halved or quartered

1 (15 oz) can red kidney beans, drained and rinsed

1 (15 oz) can black beans, drained and rinsed

1 (15 oz) can corn, drained

1 (10.5 oz) can condensed cream of mushroom soup

1 (14.5 oz) can diced tomatoes with juice

1 cup shredded cheddar cheese

½ cup sour cream

1 ½ tsp chili powder

1 tsp paprika

1 tsp ground cumin

½ tsp salt

½ tsp black pepper

Optional: ¼ tsp crushed red pepper flakes (for heat)

¼ cup chopped fresh parsley or green onions (for garnish)

Instructions

Brown the Ground Beef:
In a large skillet over medium heat, cook the ground beef with diced onions and garlic until beef is browned and onions are soft. Drain excess grease.

Prepare the Slow Cooker:
Lightly grease the inside of the slow cooker with cooking spray or a small amount of oil.

Layer the Ingredients:
Add the browned beef mixture, potatoes, kidney beans, black beans, corn, diced tomatoes (with juice), cream of mushroom soup, chili powder, paprika, cumin, salt, pepper, and optional red pepper flakes into the slow cooker. Stir to combine well.

Cook:
Cover and cook on LOW for 6–7 hours or HIGH for 3–4 hours, until potatoes are fork-tender.

Add Dairy:
About 15–20 minutes before serving, stir in the shredded cheddar cheese and sour cream. Mix well, cover again, and let cook just until cheese is melted and casserole is creamy.

Garnish and Serve:
Stir well, garnish with chopped parsley or green onions, and serve warm.

Notes

For a lighter version, substitute ground turkey or chicken.

Swap baby potatoes for canned diced potatoes if you’re short on prep time.

Want more heat? Add a chopped jalapeño or a dash of hot sauce.

This dish is even better the next day as the flavors continue to meld.

Serve with crusty bread, over rice, or with a side of green salad for a complete meal.

Keywords: Slow Cooker Cowboy Casserole

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