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+ servings

Slow Cooker Cowboy Casserole

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A plate of cheesy casserole with ground meat, beans, corn, and topped with chopped parsley; a cutting board with fresh parsley is in the background.
Prep Time:20 minutes
Cook Time:6 hours
Total Time:6 hours 20 minutes

Ingredients

  • 1 lb ground beef
  • 1 small yellow onion diced
  • 2 garlic cloves minced
  • 2 tsp smoked paprika
  • 1 tsp dried thyme
  • ½ tsp salt
  • ¼ tsp black pepper
  • 3 medium potatoes peeled and thinly sliced
  • 1 can 15 oz fire-roasted diced tomatoes, drained
  • 1 cup frozen corn
  • 1 can 15 oz white beans or pinto beans, drained and rinsed
  • ¾ cup sour cream
  • ½ cup whole milk
  • 1 ½ cups shredded cheddar cheese divided
  • ¼ cup chopped pickled jalapeños optional, for kick
  • ½ tsp liquid smoke optional, for that “campfire” flavor

Instructions

  • Step 1: Brown the Beef. Heat a skillet over medium and cook the ground beef with the onion and garlic until everything is browned and fragrant. Stir in the paprika, thyme, salt, and pepper, then drain off any excess fat to keep the casserole from getting greasy.
  • Step 2: Mix the Creamy Layer. In a medium bowl, whisk together the sour cream, milk, and 1 cup of the cheddar. If you’re feeling bold, add the pickled jalapeños and a splash of liquid smoke—they give the casserole a fun cowboy-campfire vibe.
  • Step 3: Assemble in the Slow Cooker. Start with a base layer of potatoes, then spoon on half of the beef mixture. Add half the tomatoes, corn, and beans, then dollop and gently spread half of the creamy mixture over the top. Repeat the whole layering process once more, finishing with the remaining cheese so it melts into a gorgeous, bubbly topping.
  • Step 4: Cook. Pop the lid on and cook on low for 6–7 hours or high for 3–4 hours, until the potatoes are completely tender and the whole thing is hot and bubbly.
  • Step 5: Rest & Serve. Let the completed cowboy casserole sit for about 10 minutes so it can settle and thicken. Scoop and serve with chopped scallions or fresh parsley for a bright, fresh finish. To stretch the meal even further, serve over mashed potatoes or steamed rice.

Notes

Q: What is in slow cooker cowboy casserole?

A: Cowboy casserole is a hearty, comfort-food dish typically made with ground beef, potatoes, beans, corn, tomatoes, cheese, and a creamy sauce to bring everything together. It’s a cozy, one-pot-style meal that blends protein, veggies, and a little smoky flavor into one yummy casserole.

Q: How can I make a budget-friendly beef stew?

A: Using ground beef (a.k.a. “beef mince” where I’m from) is one of my favorite ways to cut back on meat costs. Hamburger meat is almost always less expensive than whole cuts! This slow cooker cowboy casserole is a great recipe to try, as is my slow cooker beef enchilada casserole.

Q: Is cowboy casserole gluten-free?

A: It depends on the recipe! My crock pot cowboy casserole recipe is gluten-free—just make sure you don’t have any issues with cross-contamination in the kitchen.

Q: Can I use canned sliced potatoes instead of fresh?

A: Yes, but the texture will be softer. Drain them well and reduce cooking time slightly.

Q: What can I substitute for sour cream?

A: Plain Greek yogurt or a dairy-free alternative works great.

Q: Can I make this vegetarian?

A: Yes. Omit the beef and double the beans or use lentils for protein.

Q: Can I freeze leftovers?

A: Yes. Cool completely, portion into containers, and freeze for up to 2 months. Thaw overnight and reheat.

Q: How spicy is it with jalapeños?

A: Mild to medium. For less spice, omit. For more heat, keep seeds or add hot sauce.

Nutrition

Calories: 375kcal
Servings: 6 servings
Calories: 375kcal
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