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Slow Cooker Steak and Cheddar Potato Casserole – Hearty, Cheesy, and Comforting

If you’re craving a meal that’s rich, cheesy, and hearty enough to feed a hungry family, this Slow Cooker Steak and Cheddar Potato Casserole is the answer. Tender steak, creamy potatoes, melted cheddar, and a touch of garlic come together in a slow cooker to create a comforting casserole that’s perfect for busy weeknights or weekend gatherings. This recipe takes the classic flavors of steak and potatoes and transforms them into a warm, cheesy casserole that practically cooks itself. With just a little prep, the slow cooker does all the hard work, leaving you with a dish that’s both satisfying and simple.
Prep Time 20 minutes
Cook Time 7 hours
Total Time 7 hours 20 minutes
Servings: 6 portions

Ingredients
  

Protein
  • 1 ½ lbs sirloin or ribeye steak cut into bite-sized cubes
Vegetables
  • 4 large russet or Yukon gold potatoes peeled and sliced into thin rounds
  • 1 medium onion thinly sliced
  • 2 garlic cloves minced
Liquids
  • 1 cup beef broth
  • 1 cup heavy cream
Spices
  • 1 tsp smoked paprika
  • 1 tsp salt adjust to taste
  • ½ tsp black pepper
Dairy
  • 2 tbsp butter
  • 2 cups sharp cheddar cheese shredded

Equipment

  • Slow cooker (4–6 quart)
  • Cutting board and sharp knife
  • Mixing bowl
  • Measuring cups and spoons
  • Wooden spoon or spatula

Method
 

  1. Step 1: Cut steak into bite-sized cubes and season with salt, black pepper, and smoked paprika.
  2. Step 2: In a skillet, melt butter over medium-high heat. Sear the steak pieces for 2–3 minutes until browned (do not cook through). Remove from heat.
  3. Step 3: Grease the inside of the slow cooker with a little butter or nonstick spray.
  4. Step 4: Layer half of the sliced potatoes at the bottom of the slow cooker, followed by half the onion and garlic.
  5. Step 5: Add half of the seared steak, then sprinkle with 1 cup of cheddar cheese.
  6. Step 6: Repeat layers with remaining potatoes, onion, garlic, steak, and another 1 cup of cheddar cheese.
  7. Step 7: In a bowl, whisk together beef broth and heavy cream. Pour evenly over the layers in the slow cooker.
  8. Step 8: Cover and cook on Low for 6–7 hours or High for 3–4 hours, until potatoes are tender and steak is fully cooked.
  9. Step 9: Once done, remove the lid and let the casserole rest for 10 minutes to set.
  10. Step 10: Garnish with fresh parsley if desired, and serve hot.

Notes

🧊 Storage & Reheating
Refrigerator: Store leftovers in an airtight container for up to 4 days.
Freezer: Freeze in portions for up to 2 months. Thaw overnight in the fridge before reheating.
Reheating: Warm in the oven at 350°F (175°C) for 15 minutes or microwave until hot. Add a little broth or cream if needed to refresh.
🥄 Variations
Veggie Boost: Add mushrooms, bell peppers, or spinach.
Cheese Twist: Use Monterey Jack, mozzarella, or Gruyère instead of cheddar.
Spicy Kick: Add diced jalapeños or red pepper flakes.
Lighter Version: Use half-and-half instead of heavy cream.
Loaded Style: Top with sour cream, green onions, and crumbled tortilla chips before serving.
❓ 10 FAQs
1. Can I use a different cut of beef?
Yes, chuck steak or stew meat works well, though sirloin and ribeye stay more tender.
2. Do I need to sear the steak first?
It’s optional, but searing adds extra flavor.
3. Can I make this recipe without heavy cream?
Yes, use milk and a bit more cheese, or half-and-half.
4. Can I prep this the night before?
Yes, assemble the layers, cover, and refrigerate overnight. Start cooking the next day.
5. Do I peel the potatoes?
Peeling is optional, but it creates a creamier texture.
6. Can I add more cheese?
Of course! This dish loves extra cheese.
7. Can I make this gluten-free?
Yes, it’s naturally gluten-free since no flour is used.
8. Can I cook it on high the whole time?
Yes, 3–4 hours on high works, but low gives the best tender results.
9. What sides go well with this casserole?
A green salad, steamed veggies, or garlic bread.
10. Can I make this in the oven instead?
Yes, layer everything in a baking dish, cover with foil, and bake at 375°F (190°C) for 60–70 minutes.
🏁 Conclusion
This Slow Cooker Steak and Cheddar Potato Casserole is the ultimate comfort meal—creamy, cheesy, and packed with hearty steak and potatoes. With minimal prep and the convenience of a slow cooker, it’s the perfect dish for family dinners, potlucks, or cozy nights at home.