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    Home > Recipes

    Slow Cooker Sausage Potato Casserole

    2024-09-12 by Ellena @ The Seasonal Kitchen Leave a Comment

    Jump to Recipe Print Recipe

    This Slow Cooker Sausage Potato Casserole is an all-in-one meal that’s perfect for busy weeknights or lazy weekends. The combination of savory sausage, tender potatoes, and melty cheese creates a hearty dish that the whole family will love. Made in the slow cooker, this recipe is incredibly easy to prepare and leaves you with a delicious, comforting meal without much effort. This dish also makes for great leftovers the next day for lunch.

    A pot of Slow Cooker Sausage Potato Casserole.

    You can substitute russet potatoes with Yukon Gold or red potatoes for a different texture and flavor. You can even do a mix if you would like. And feel free to mix and match cheeses according to your preference. Gruyere or pepper jack would add a nice twist.

    A mis-en-place of the ingredients for Slow Cooker Sausage Potato Casserole.

    In a large skillet over medium heat, sear the sausage until browned on both sides. Remove the sausage from the skillet and set aside, leaving a small amount of fat in the skillet. Then in the same skillet, add the chopped onion and cook until softened, about 5 minutes. Add the minced garlic and cook for another minute until fragrant. Remove from heat.

    A pan of browned sliced sausages.
    A pan of browned chopped onion.

    In the slow cooker, add the diced potatoes on the bottom. Add in the sausage, the cooked onions and garlic, the diced bell peppers, and half of the shredded cheddar cheese and stir together.

    All the ingredients for Slow Cooker Sausage Potato Casserole in the slow cooker except for the sauce.
    All the ingredients plus the sauce in the slow cooker for Slow Cooker Sausage Potato Casserole.

    In a mixing bowl, whisk together the cream of chicken soup, chicken broth, dried thyme, dried oregano, smoked paprika, salt, and pepper. Pour this mixture evenly over the layered ingredients in the slow cooker.

    A glass bowl of the sauce for Slow Cooker Sausage Potato Casserole.
    The cooked Slow Cooker Sausage Potato Casserole in the slow cooker.

    Cover and cook on low for 6-7 hours or on high for 3-4 hours, until the potatoes are tender. Fifteen minutes before serving, sprinkle the remixing cheddar cheese over the top and continue to cook until the cheese is melted. If you find that the sauce is too thin, you can mix 2 tablespoons of cornstarch with 2 tablespoons of water to create a slurry. Stir the slurry into the slow cooker and allow it to thicken for 5-10 minutes.

    A close up of Slow Cooker Sausage Potato Casserole in the slow cooker.

    When ready, sprinkle the casserole with fresh chopped parsley and serve.

    Two white bowls of Slow Cooker Sausage Potato Casserole topped with shredded cheese.

    Slow Cooker Sausage Potato Casserole FAQS:

    What will I need to complete this recipe?

    You will need the following ingredients: 
    smoked sausage, onion, garlic, russet potatoes, green bell pepper, cheddar cheese, cream of chicken soup, chicken broth, dried thyme, dried oregano, smoked paprika, salt, pepper, fresh parsley You will need the following supplies: 
    a large skillet, a slow cooker, potato peeler, cutting board, sharp knife

    What are the storage instructions?

    Store leftovers in an airtight container in the refrigerator for up to 3 days. Reheat in the microwave or oven before serving.

    Should I eat these warm or cold?

    This Slow Cooker Sausage Potato Casserole is best served hot. 

    Notes:

    • You can substitute russet potatoes with Yukon Gold or red potatoes for a different texture and flavor. You can even do a mix if you would like.
    • Feel free to mix and match cheeses according to your preference. Gruyere or pepper jack would add a nice twist.
    • Add spinach, mushrooms, or zucchini for extra nutrition and flavor.
    • You can prepare all the ingredients and refrigerate overnight. In the morning, add the liquid and start the slow cooker.
    • If the sauce is too watery, make a cornstarch slurry by adding 2 tablespoons of cornstarch and mix with 2 tablespoons of water until fully combined. Stir this into the potato casserole and allow the sauce to thicken for 5-10 minutes.
    A pot of Slow Cooker Sausage Potato Casserole.
    Print Recipe Pin Recipe

    Slow Cooker Sausage Potato Casserole

    Prep Time15 minutes mins
    Cook Time5 hours hrs
    Total Time5 hours hrs 15 minutes mins
    Course: Main Course
    Cuisine: American
    Servings: 6 servings

    Ingredients

    • 14 ounces smoked sausage, cut into slices
    • 1 large white onion, finely chopped
    • 3 cloves garlic, minced
    • 6 medium russet potatoes (about 6 cups), peeled and cubed 
    • 1 green bell pepper, diced
    • 2 cups shredded cheddar cheese
    • 1 10.5 ounce can cream of chicken soup
    • 1 cup chicken broth
    • 1 teaspoon dried thyme
    • 1 teaspoon dried oregano
    • ½ teaspoon smoked paprika
    • Salt and pepper, to taste
    • 2 tbsps fresh parsley, chopped (for garnish)

    Instructions

    • In a large skillet over medium heat, sear the sausage until browned on both sides. Remove the sausage from the skillet and set aside, leaving a small amount of fat in the skillet.
    • In the same skillet, add the chopped onion and cook until softened, about 5 minutes. Add the minced garlic and cook for another minute until fragrant. Remove from heat.
    • In the slow cooker, add the diced potatoes on the bottom. Add in the sausage, the cooked onions and garlic, the diced bell peppers, and half of the shredded cheddar cheese and stir together.
    • In a mixing bowl, whisk together the cream of chicken soup, chicken broth, dried thyme, dried oregano, smoked paprika, salt, and pepper. Pour this mixture evenly over the layered ingredients in the slow cooker.
    • Cover and cook on low for 6-7 hours or on high for 3-4 hours, until the potatoes are tender. 15 minutes before serving, sprinkle the remixing cheddar cheese over the top and continue to cook until the cheese is melted. *Optional: If the sauce is too thin, mix 2 tablespoons of cornstarch with 2 tablespoons of water to create a slurry. Stir the slurry into the slow cooker and allow it to thicken for 5-10 minutes.
    • When ready, sprinkle the casserole with fresh chopped parsley and serve.

    Notes

    • You can substitute russet potatoes with Yukon Gold or red potatoes for a different texture and flavor. You can even do a mix if you would like.
    • Feel free to mix and match cheeses according to your preference. Gruyere or pepper jack would add a nice twist.
    • Add spinach, mushrooms, or zucchini for extra nutrition and flavor.
    • You can prepare all the ingredients and refrigerate overnight. In the morning, add the liquid and start the slow cooker.
    • If the sauce is too watery, make a cornstarch slurry by adding 2 tablespoons of cornstarch and mix with 2 tablespoons of water until fully combined. Stir this into the potato casserole and allow the sauce to thicken for 5-10 minutes.

    Did you make this recipe?

    If you enjoyed this recipe, please leave a comment, a review, or a rating.

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