Slow Cooker Cowboy Casserole

The aroma of slow-cooked comfort food fills the air, beckoning you to gather around the table. This Slow Cooker Cowboy Casserole comes together effortlessly, with a cook time of about 5 to 7 hours, depending on your choice of heat. Its layered flavors and hearty ingredients make it the perfect dish for busy weeknights or casual family gatherings.

This recipe is tailored for those looking to please a crowd without spending all day in the kitchen. It’s ideal for potlucks, game days, or anytime you need a filling meal. Plus, it can be made in advance and stored, allowing for easy reheating and serving later.

Why You’ll Love This Recipe

• It’s a complete meal with layers of beef and veggies.
• The combination of textures from tender potatoes and creamy cheese is irresistible.
• Cooking in a slow cooker melds the flavors beautifully over time.
• Easy cleanup makes this a no-fuss dinner option.

What You’ll Need

Gather these ingredients to create your delicious casserole.

For the Meat Mixture

• 1 pound lean ground beef
• 1 cup finely diced sweet yellow onions
• 1 tablespoon minced garlic

For the Casserole Base

• 1 (16-ounce) can dark red kidney beans, undrained
• 1 (14.5-ounce) can petite diced tomatoes with juice
• 1 (10-ounce) can diced tomatoes with fire roasted hatch chilies, with juice
• 1 cup frozen corn
• 1 teaspoon kosher salt
• ½ teaspoon freshly cracked black pepper
• ¼ teaspoon chipotle powder

For the Potatoes

• 1½ pounds Yukon Gold potatoes, sliced about ⅛ inch thick

For the Topping

• 1¼ cups Colby and Monterey Jack cheese, freshly shredded

Use any variety of shredded cheese as a substitute for the topping.

Substitutions & Swaps

• Ground beef can be replaced with turkey.
• Sweet onions can be swapped for yellow onions.
• Chipotle powder can be substituted with smoked paprika.
• Frozen corn can be replaced with fresh if available.

How to Make It

Follow these simple steps to create this delicious casserole.

Spray

Lightly spray your crockpot with nonstick cooking spray.

Brown

In a 10-inch nonstick skillet over medium-high heat, brown 1 pound ground beef, 1 cup diced onions, and 1 tablespoon minced garlic until the beef is no longer pink.

Drain

Drain any excess grease from the skillet and transfer the cooked mixture to the prepared crockpot.

Combine

Add the following to the crockpot:
16 oz undrained kidney beans,
14.5 oz petite diced tomatoes with juice,
10 oz diced tomatoes with chilies and juice,
1 cup frozen corn,
1 teaspoon kosher salt,
½ teaspoon black pepper,
¼ teaspoon chipotle powder.
Stir everything together until well combined.

Reserve

Remove 1½ cups of the meat mixture and set it aside.

Layer

Layer or wedge 1½ pounds of sliced Yukon Gold potatoes into the crockpot. Sprinkle the reserved meat mixture evenly over the top.

Cook

Cover and cook:

• On high for 5 hours
• Or on low for 7 hours

Top

Before serving, sprinkle 1¼ cups shredded Colby and Monterey Jack cheese over the top. Cover again and let it melt completely.

Serve hot and enjoy!

How to Store It

Fridge: 3 to 5 days in an airtight container.
Freezer: Yes, for up to 3 months if well-packed.
Reheat: Microwaving for 2 to 3 minutes works well.

Tips for Best Results

• Ensure the ground beef is fully browned to enhance flavor.
• For extra creaminess, add more cheese if desired.
• Slice potatoes evenly for uniform cooking.
• Experiment with different beans or veggies for variety.

Serving Suggestions

• Serve with a side of crusty bread for dipping.
• Pair with a fresh garden salad for a complete meal.
• Great for warming up on cold, cozy nights.