Slow Cooker Sausage and Potato Casserole: Your New Comfort Food Hero

We all have those days—juggling work, laundry, and a never-ending to-do list. That’s when a dish like Slow Cooker Sausage and Potato Casserole comes to the rescue. It’s hearty, cheesy, and ridiculously easy to throw together. Whether you’re feeding picky eaters, hosting a brunch, or just craving something comforting without hovering over a hot stove, this Crockpot recipe has your back.

Why You’ll Love This Slow Cooker Sausage and Potato Casserole

First, let’s talk flavor: smoky kielbasa, creamy potatoes, melted cheddar, and a touch of Creole seasoning. Need I say more? This casserole practically cooks itself while you get on with your day. Plus, it’s flexible enough to serve for breakfast, lunch, or dinner. Talk about a win-win-win.

Ingredients You’ll Need

  • 1 bag (32 oz) frozen hash browns or fresh diced potatoes
  • 14 oz kielbasa sausage, cut into small pieces
  • 1 small onion, diced
  • 2 1/2 cups shredded cheddar cheese
  • 1 can cream of mushroom soup (10.5 oz)
  • 1/2 cup sour cream
  • 1 tsp Creole seasoning (or your favorite blend)
  • Salt and pepper to taste

Easy Step-by-Step Instructions

  1. Lightly grease your slow cooker. (A quick swipe of butter or a spritz of spray oil will do.)
  2. In the cooker, add hash browns (or fresh diced potatoes), kielbasa, diced onion, and 2 cups of shredded cheddar cheese.
  3. Optional: Sauté the sausage and onion first for extra flavor. Totally worth it.
  4. In a bowl, mix the cream of mushroom soup, sour cream, Creole seasoning, salt, and pepper. Stir until creamy and combined.
  5. Pour the mixture over everything in the slow cooker. Give it a good stir.
  6. Sprinkle the remaining 1/2 cup of cheese evenly on top.
  7. Cover and cook on low for 6 hours or high for 4 hours, until the potatoes are fork-tender.

Helpful Cooking Tips

  • If using fresh potatoes, dice them evenly to ensure they cook at the same rate.
  • Don’t skip the Creole seasoning—it adds a subtle kick. If your crowd prefers milder flavors, use garlic powder or Italian seasoning instead.
  • Want it crispier? Transfer to a casserole dish and broil for a few minutes before serving.
  • For an extra pop, stir in some chopped green onions or bell peppers in the last hour of cooking.

From My Kitchen to Yours

This casserole became a staple during a snowy winter when my kids were constantly hungry and I was too tired to cook twice a day. One morning, I tossed everything into the slow cooker before a grocery run, and by lunchtime, the house smelled like a cosy diner. The kids devoured it, my husband asked for seconds, and I was sold.

Slow Cooker Sausage and Potato Casserol

What to Serve with This Casserole

For breakfast, pair it with scrambled eggs or toast. For lunch or dinner, it’s perfect with a crisp green salad or roasted veggies. If you’re feeling indulgent, serve it alongside buttery biscuits or garlic bread. And don’t forget the hot sauce or ketchup—whichever side of that fence you’re on!

How to Store and Reheat

Leftovers? Lucky you! Store any remaining casserole in an airtight container in the fridge for up to 4 days. To reheat, microwave individual servings for 1-2 minutes or warm a larger portion in the oven at 350°F until heated through. You can also freeze it for up to 2 months—just thaw overnight before reheating.

FAQs

Can I substitute the kielbasa?

Absolutely. Try turkey sausage or even leftover ham for a twist on this kielbasa casserole.

Can I use a different soup base?

Yes—cream of chicken or cheddar soup is are great alternative.

Is this a good cheesy hash brown bake for a potluck?

You bet! Just keep it warm in the slow cooker or reheat in a baking dish at your destination.

Will it get mushy if I cook it too long?

Possibly. Stick to the time frame and check at the 4-hour mark on high.

Bring the Comfort Home

If you’re craving a no-fuss, feel-good dish that fills your home with warmth and your belly with happiness, this Slow Cooker Sausage and Potato Casserole is it. It’s everything you love about a cheesy hash brown bake wrapped into one cozy Crockpot recipe. From busy weeknights to lazy Sunday brunches, it’ll be your trusty kitchen sidekick. So go ahead—grab that slow cooker and let’s make dinner magic.

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Slow Cooker Sausage and Potato Casserole

Slow Cooker Sausage and Potato Casserole


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  • Author: Amanda Thompson
  • Total Time: 4 hours 10 minutes to 6 hours 10 minutes
  • Yield: 6 servings 1x

Description

This Slow Cooker Sausage and Potato Casserole is your new go-to comfort food. Packed with smoky kielbasa, cheesy potatoes, and creamy sauce, it’s a hearty one-pot meal made effortlessly in your Crockpot—perfect for breakfast, lunch, or dinner.


Ingredients

Scale
  • 1 bag (32 oz) frozen hash browns or fresh diced potatoes

  • 14 oz kielbasa sausage, cut into small pieces

  • 1 small onion, diced

  • 2½ cups shredded cheddar cheese

  • 1 can cream of mushroom soup (10.5 oz)

  • ½ cup sour cream

  • 1 tsp Creole seasoning (or your favorite blend)

  • Salt and pepper, to taste


Instructions

  • Lightly grease your slow cooker with butter or spray oil.

  • Add hash browns, kielbasa, onion, and 2 cups of cheddar cheese to the cooker.

  • (Optional) Sauté sausage and onion for extra flavor before adding.

  • In a separate bowl, mix soup, sour cream, Creole seasoning, salt, and pepper until smooth.

  • Pour the mixture over the ingredients in the slow cooker. Stir to combine.

  • Sprinkle the remaining ½ cup of cheese on top.

  • Cover and cook on low for 6 hours or high for 4 hours, until potatoes are tender.

Notes

Dice fresh potatoes evenly for even cooking.

Substitute Creole seasoning with garlic powder or Italian herbs for a milder taste.

To crisp the top, broil in a casserole dish before serving.

Add green onions or bell peppers in the last hour for extra flavor and color.

Freezes well—just thaw overnight and reheat in oven or microwave.

  • Prep Time: 10 minutes
  • Cook Time: 4–6 hours
  • Category: Plats
  • Method: Slow Cooker
  • Cuisine: American

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