Everyone’s favorite holiday side dish, sweet potato casserole, is a breeze to make in the Crockpot. Sweet and crunchy, topped with pecans and marshmallows, it’s perfect to serve alongside your roasted turkey.
Slow Cooker Sweet Potato Casserole Recipe
Is it even Thanksgiving without a side dish of sweet potato casserole? Well, certainly not in my house!
This classic sweet and savory vegetable side dish is a breeze to make in the Crockpot, and it will free up your oven for the rest of the meal. It’s a great alternative to oven baked and so simple to prep.
Be sure to try my Maple Roasted Sweet Potatoes and Twice Baked Sweet Potatoes too!
Why you’ll love this Crock Pot Sweet Potato Casserole recipe:
- MAKE AHEAD: This is a great make ahead side dish for the holidays.
- SIMPLE INGREDIENTS: You only need a handful of basic ingredients to make this recipe.
- EASY: This slow cooker method is simple and easy to prep and you like the Crockpot do all of the hard work!
If you are hosting Thanksgiving this year, then this recipe is a must! So simple and so delicious, it’s a real crowd pleaser! Don’t have a slow cooker? Make this Instant Pot Sweet Potato Casserole or Classic Sweet Potato Casserole recipe instead.
How to make Sweet Potato Casserole in a Crockpot
You can jump to the recipe card for full ingredients & instructions!
- Stir together the sweet potatoes with the water, sugar and seasonings.
- Cook.
- Stir in pecans and marshmallows and sprinkle some more on top.
- Cook again til the marshmallows have melted.
- Let cool slightly and serve.
Yes! You can prep the whole dish the night before and keep covered and refrigerated til ready to cook. Once cooked, the casserole will keep well for up to 5 days in the fridge.
Yes, it’s best to peel the sweet potatoes as the skins can be quite tough and chewy even when cooked. Cut them into similar sized pieces so that they cook evenly.
This side dish takes 3 ½-4 hours on a high setting, or on low for 6-8 hours. Just set it to go while you are prepping the rest of the meal and your Thanksgiving dinner will be a breeze to make!
Marshmallows are a traditional ingredients in sweet potato casserole, but you can omit them if you prefer. Just stir in the pecans and you are good to go.
Serving Suggestions
This Crockpot sweet potato casserole is great to serve as part of your Thanksgiving or holiday dinner. Try it with any of these mains:
This vegetable casserole will be a sure fire hit with whatever you serve it with!
Try ALL the Sides
60+ Holiday Side Dishes
This Thanksgiving we hope you enjoy as many sides as possible with this Roast Turkey Breast!
Tips!
- These sweet potatoes can be stored in an airtight container in the fridge for up to five days.
- Cut the sweet potatoes into evenly sized cubes so that they cook through evenly.
- Pecans are traditionally used, but walnuts work great too.
- Let the potatoes cool in the slow cooker for 20 minutes before serving.
If you are looking to free up some room in your oven for your Thanksgiving turkey, then this is a great way to do it. They come out so well in the slow cooker!
More Crockpot Recipes to Try
This Crockpot sweet potato casserole recipe is such a simple way to make everyone’s favorite Thanksgiving side dish! Be sure to make extra as it will disappear quickly!
More Holiday Side Dish Recipes we Love
- Roasted Maple Bacon Brussels Sprouts
- Brown Sugar Glazed Carrots
- Mac and Cheese Casserole
- Instant Pot Sweet Potato Mash
- Herb Roasted Potatoes
- Loaded Mashed Potato Casserole
If you make this recipe be sure to upload a photo in the comment section below or leave a rating. Enjoy! You can also jump to recipe.
Crockpot Sweet Potato Casserole Recipe
Ingredients
- 1 ½ cup brown sugar packed
- 6 tablespoons butter melted
- 2 tablespoons water
- 1 teaspoon ground cinnamon
- 1 teaspoon pure vanilla extract
- 4 pounds sweet potatoes peeled and cut into one-inch cubes
- 3 cups mini marshmallows divided
- 1 cup chopped pecans divided
Equipment
Instructions
- Stir the brown sugar, butter, water, cinnamon and vanilla together in a crock pot then add the sweet potatoes and stir to combine once again.1 ½ cup brown sugar, 6 tablespoons butter, 2 tablespoons water, 1 teaspoon ground cinnamon, 4 pounds sweet potatoes, 1 teaspoon pure vanilla extract
- Cover with the lid and cook on high for 3 ½-4 hours or on low for 6-8 hours or until the sweet potatoes are tender, stir every hour to prevent burning.
- Stir in 2 cups of the marshmallows and ½ cup of the pecans then sprinkle the top with the remaining pecans and marshmallows.3 cups mini marshmallows, 1 cup chopped pecans
- Cover once again and let the marshmallows melt on high for another 10-15 minutes.
- Uncover and let the sweet potatoes cool for about 20 minutes before serving.
Last step! Don’t forget to show me a pic of what you made! Upload an image or tag me @thecookierookie on Instagram!
Becky’s tips
- Cut the sweet potatoes into evenly sized cubes so that they cook through evenly.
- Pecans are traditionally used, but walnuts work great too.
- These sweet potatoes can be stored in an airtight container in the fridge for up to five days.
Nutrition Information
Could you double this recipe in the crock pot? Would it all fit?
That depends on the size of your crockpot!
Can you use frozen sweet potatoes?
I would thaw them first!
How much does it feed ?
Serves six, but you could go a little more with smaller portions!
Hi I was wondering the size chunks the sweet potatoes get cut into? Thank you.
Around half-inch or a little bigger chunks!