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Slow Cooker Cowboy Potato Casserole served in baking dish

Slow Cooker Cowboy Potato Casserole: The Best Weeknight Dinner


  • Author: Veronica Taylor
  • Total Time: 3 hours 20 minutes
  • Yield: 8 servings 1x

Description

This hearty Slow Cooker Cowboy Potato Casserole combines seasoned ground beef, tender potatoes, corn, and Rotel in a creamy, cheesy sauce, perfect for a comforting family meal.


Ingredients

Scale
  • 1.5 pounds ground beef
  • 1 large yellow onion, chopped
  • 2 cloves garlic, minced
  • 2 pounds frozen diced potatoes (such as O’Brien hash browns or plain hash browns)
  • 1 can (15-ounce) whole kernel corn, drained
  • 1 can (10-ounce) Rotel diced tomatoes with green chilies, undrained
  • 1 can (10.75-ounce) condensed cream of mushroom soup
  • 1/2 cup beef broth or milk
  • 1 teaspoon dried paprika
  • 1 teaspoon dried parsley flakes (optional, for color)
  • 1/2 teaspoon chili powder
  • 1/2 teaspoon garlic powder
  • 1/4 teaspoon black pepper
  • 1/2 teaspoon salt (to taste)
  • 2 cups shredded sharp cheddar cheese, divided
  • Optional topping: 1/2 cup crispy fried onions or cooked, crumbled beef

Instructions

1. In a large skillet, brown the ground beef over medium-high heat, breaking it into crumbles. Once mostly browned, add the onion and cook 5-7 minutes until softened. Stir in garlic for the last minute. Drain excess grease.

2. Transfer the beef and onion mixture to a 6-quart slow cooker. Add the frozen diced potatoes, drained corn, and undrained Rotel.

3. In a bowl, whisk together the condensed cream of mushroom soup and beef broth (or milk). Pour over the ingredients in the slow cooker.

4. Season with paprika, parsley flakes (if using), chili powder, garlic powder, black pepper, and salt. Stir everything gently until well combined and potatoes are coated.

5. Cover and cook on LOW for 6-8 hours or HIGH for 3-4 hours, until potatoes are tender and casserole is hot and bubbling.

6. In the last 30 minutes of cooking, sprinkle 1 1/2 cups shredded cheddar over the casserole. Cover again and let the cheese melt.

7. Before serving, top with remaining 1/2 cup cheddar and optional crispy fried onions or beef. Serve warm.

Notes

This casserole is versatile: add bell peppers, green beans, or black beans for variety. For a spicy kick, add cayenne or extra Rotel.

Leftovers store well in an airtight container in the fridge for 3-4 days and reheat easily in the microwave or oven.

  • Prep Time: 20 minutes
  • Cook Time: 3 hours
  • Category: Main Course
  • Method: Slow Cooker
  • Cuisine: American, Comfort Food

Nutrition

  • Calories: 490

Keywords: cowboy casserole, potato casserole, slow cooker recipe, cheesy beef casserole