Sweet Potato Casserole with Pecan Topping has delicious mashed sweet potatoes with a buttery, brown sugar pecan topping. This gluten-free sweet potato casserole is a FAVORITE Thanksgiving side dish every year.

Complete your Thanksgiving feast with these Gluten-Free Dinner Rolls and a Gluten-Free Pumpkin Roll for dessert!

gluten-free sweet potato casserole being scooped out of baking dish

Sweet Potato Casserole with Pecan Topping

Sweet potato casserole is my all-time favorite Thanksgiving side. This sweet potato casserole with pecan topping is a long-time, favorite family recipe. My Mom would make it for Thanksgiving every year and she’s given out the recipe countless times.

Over the past few years I’ve been making it with gluten-free 1:1 baking flour. However, nobody can EVER tell this sweet potato casserole is gluten-free!

You also might like these AMAZING recipes for gluten-free gravy, gluten-free green bean casserole and gluten-free scalloped potatoes.

Check out this full collection of gluten-free thanksgiving recipes!

The sweet potato filling is smooth and creamy while the topping is crunchy, buttery and laced with brown sugar. It’s hard for anyone to resist this sweet potato casserole! It’s also so easy to make gluten-free (and dairy-free if needed).

step by step photos of how to make sweet potato casserole

How to Make Gluten-Free Sweet Potato Casserole

These how-to numbered pictures match up with the instructions below. 

1. Steam the sweet potatoes. You can do this in the instant pot or on the stove top.

2. Peel the steamed sweet potatoes and add the filling ingredients.

3. Whip the filling until smooth and creamy with a hand mixer.

4. Measure out the ingredients for the pecan praline topping.

5. Mash together the ingredients for the topping until you have pea-sized chunks of butter.

6. Spread the filling into the pan.

7. Top with the pecan topping.

8. Bake until golden, bubbly and delicious!

You also might like these roasted sweet potatoes and roasted potatoes and brussel sprouts.

scooping gluten-free sweet potato casserole from baking dish into bowl

What is the best way to steam sweet potatoes for sweet potato casserole?

How you steam the sweet potatoes is an important step to ensure your filling comes out smooth, but not watery. Lately, my favorite way to steam the sweet potatoes is in the instant pot. It’s so easy to do and the sweet potatoes come out perfect every time.

Cooking Sweet Potatoes in the Instant Pot

  • Place a rack in the instant pot and add 1 cup of water.
  • Place the washed sweet potatoes on the rack and cook on MANUAL (high pressure) for 15 minutes.
  • Allow the sweet potatoes to natural release until the valve drops on its own.
  • The sweet potatoes will be soft and easy to peel!

If you don’t have an instant pot you can also steam the potatoes on the stovetop. You do this by adding the sweet potatoes (whole and unpeeled) to a large pot and covering with water. Cover with a lid and boil for 10 minutes. Puncture the sweet potatoes 3 times, then boil for another 20-30 minutes until cooked through.

Can I make this sweet potato casserole in advance?

This sweet potato casserole is a great make-ahead dish. I’m always looking for recipes I can make in advance before Thanksgiving. This one turns out great!

Up to 3 days in advance you can prepare the sweet potato filling and smooth it into a baking dish. Then prepare the topping and store it in an airtight container. Store everything in the refrigerator. When ready to bake, top the sweet potatoes with the pecan mixture and bake as directed.

sweet potato casserole on white serving dish

I hope you enjoy this sweet potato casserole as much as we do! It’s a long-time family favorite and nobody will be able to guess it’s gluten-free. (PS I think it tastes delicious straight out the fridge next day!)

If you love this recipe be sure to leave me a comment below. I’d love to hear how it turned out for your holiday meal!

More Thanksgiving Side Dishes:

Gluten-Free Stuffing everyone needs to eat stuffing on Thanksgiving!

Christmas Cranberry Fluff  not just for Christmas. My 2nd favorite Thanksgiving side.

Holiday Fruit Salad another delicious fruit salad option. 

Gluten-Free Green Bean Casserole wouldn’t be Thanksgiving without it!

Kale Salad with Cranberries  festive and tasty. 

sweet potato casserole being scooped from white casserole dish with red and orange napkin
5 from 39 votes

Sweet Potato Casserole with Pecan Topping {Gluten-Free}

Prep Time 30 minutes
Cook Time 30 minutes
Total Time 1 hour
Servings 8 -servings
Sweet Potato Casserole with Pecan Topping has delicious mashed sweet potatoes with a buttery, brown sugar pecan topping. This gluten-free sweet potato casserole is a FAVORITE Thanksgiving side dish every year.

Ingredients

For the Filling:

  • 3-4 large sweet potatoes
  • 1/2 cup coconut milk or whole milk
  • 1/3-1/2 cup sugar or maple syrup
  • 1/4 cup melted butter or coconut oil
  • 1 teaspoon vanilla
  • 1 teaspoon cinnamon
  • 1/2 teaspoon nutmeg
  • 1/2 teaspoon fine salt
  • 1 egg

For the Topping:

  • 1 1/4 cup chopped pecans
  • 1/2 cup gluten-free 1:1 baking flour
  • 1/2 cup light brown sugar
  • 1/2 teaspoon salt
  • 1/2 teaspoon vanilla
  • 1/4 cup softened butter or coconut oil in solid form

Instructions 

STEAM THE SWEET POTATOES

  • In the INSTANT POT (preferred method): Place a rack in the instant pot and add 1 cup of water. Place the washed sweet potatoes on top of the rack. Cook on MANUAL (high pressure) for 15 minutes. Allow the sweet potatoes to natural release, until the valve drops on its own.
  • On the STOVE TOP: Place the sweet potatoes (whole and unpeeled) in a large pot and covering with water. Cover with a lid and bring to a boil. Boil for 10 minutes. then puncture each sweet potatoes 3 times. Boil for another 20-30 minutes until cooked through. 
  • Meanwhile, preheat the oven to 350 F. Grease a 9x13 casserole dish. In a bowl, combine the pecans, flour, sugar, salt, and vanilla. Cut in the butter with a pastry cutter or mix with your hands until the mixture is sandy, with pea-sized chunks of butter. Set aside.
  • Peel the sweet potatoes and add them to a bowl with with the other filling ingredients. Use a hand mixer to whip the sweet potatoes until smooth. Taste and add more salt, sugar or milk as needed. (You may need to adjust the consistency/flavor based on how big your sweet potatoes are.) Whip the sweet potatoes until they are creamy and completely smooth.
  • Smooth the sweet potato filling into the prepared dish. Top with the pecan mixture. Bake for 25-30 minutes, until the top is golden and the sweet potatoes are bubbling. Let cool 10 minutes before serving. Enjoy!

Notes

How you steam the sweet potatoes is an important step to ensure your filling comes out smooth, but not watery. Lately, my favorite way to steam the sweet potatoes is in the instant pot. It's so easy to do and the sweet potatoes come out perfect every time.
Just be sure to NOT cut the sweet potatoes into small pieces to steam them. The will absorb too much water and make the filling wet/watery.
MAKE IT AHEAD: Prepare the sweet potato filling and smooth it into the baking dish. Prepare the topping in a separate container. Store everything in the refrigerator for up to 3 days. When ready to bake, top the sweet potatoes with the pecan mixture and bake as directed.
MAKE IT DAIRY-FREE: Use Earth Balance buttery sticks or coconut oil in place of the butter. 
MAKE IT EGG-FREE: You can easily omit the egg from the filling to make this egg-free. 

Nutrition

Calories: 438kcal | Carbohydrates: 41g | Protein: 4g | Fat: 30g | Saturated Fat: 16g | Cholesterol: 20mg | Sodium: 332mg | Potassium: 331mg | Fiber: 3g | Sugar: 24g | Vitamin A: 6955IU | Vitamin C: 1.6mg | Calcium: 67mg | Iron: 1.8mg
Sweet Potato Casserole with Pecan Praline Topping! The favorite Thanksgiving side dish every year. A gluten-free, dairy-free holiday side everyone will love!

Categories: , , , , , , , ,

Hi, I’m Erin!

BS Food Science,

MS Nutrition

I believe you can make amazing, gluten-free food with everyday ingredients that everyone will enjoy. I’m here to share my tried-and-true recipes with you!

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Comments

  1. Thank you so much for sharing all your wonderful recipes! I battle inflammation in my back so badly that I could hardly get out of bed on my one. I got sick of western medicine and turned to an awesome natural path to avoid surgery…. long story short, gluten free and dairy free. I can get out of bed on my own, I can put on my shoes and socks without trouble, I can bend over and touch my toes while standing and most of all… I can pick my 3 and 5 year old girls up!!!! Your recipes have made this transition for me so much easier!! Thank you!

    1. This comment brought tears to my eyes! I’m so glad my recipes have been helpful. It’s amazing what food can do. I’m glad you found something to help your pain! Thank you!

  2. Can I make this with canned yams? How many cups of sweet potato do you think you end up with? Not sure how many cans to use….

    1. Hi Kirstin! I wouldn’t make this with canned yams. I don’t think the flavor/texture would be the same. Sorry about that!

  3. Hi!
    I have 30 people for Thanksgiving so anything I can make ahead and freeze is a life-saver. Does this freeze well?

    Thanks!
    Pam

    1. Hi Pam! I haven’t tried freezing this ahead of time so I’m not sure! However, I have made this 2 days in advance and kept the topping in a seperate bag. I sprinkle the topping on just before baking and it works great. Good luck with your Thanksgiving for 30!

      1. Oh awesome! And which do you like using better, coconut oil or butter? Mine would be earth balance butter (vegan) as I am allergic to dairy. Thanks so much! Really excited to make this! I was thinking about adding some marshmallows to the topping 🙂

  4. 5 stars
    I just tried this today on a Thanksgiving Pot Luck here at work. One of my co-workers made it and I was absolutely in heaven and asked for the recipe. I have never ever commented on a recipe, but this one is just fantastic!!! Can’t express how delicious it was.Thank you. I will be making one myself next weeek.

  5. 5 stars
    This recipe is fabulously delicious! My sister-in-law has a dairy allergy and I wanted be sensitive to her, so I made this recipe to test it out. My boys thought it was better than the traditional one I make and didn’t know it was gluten and dairy free. Thank you for helping us keep one of our favorite traditional Thanksgiving dishes on the table.

  6. Is the coconut milk what you buy in the grocer’s dairy section – like plain ol’ unsweetened coconut milk? Can you sub unsweetened almond milk instead? (I have that on hand all the time). Thanks!

    1. Yes you can substitute almond milk just fine! I buy canned coconut milk on Amazon and never use the boxed refrigerated kind. I like the brands Native Forest or Natural Value. You can also usually find it in the Asian food section or at Trader Joe’s!

        1. Yes! In a lot of my recipes you can only used canned coconut milk, but this is one where you can use refrigerated almond or coconut milk. It’s just to thin the filling out slightly so it should work great!

  7. I made this a couple weks ago and everyone LOVED it!! I LOVED it!! I ate the leftovers for breakfast, lunch and dinner the next day : ) The praline topping is perfect! I am loving your website so much! I’ve been gluten and dairy free for a year and half now and getting away from refined sugar for the past few months and your website has been so refreshing. Thanks for all you do! It really makes a difference in peoples’ lives.

  8. 5 stars
    This was absolutely delicious! It was a HUGE hit at our Thanksgiving. I left out the maple syrup and only used a tbsp of brown sugar for the topping, and it was still the perfect amount of sweet!

  9. We are making this too! I had pinned another recipe but I much prefers yours, of course. Wish we could be celebrating with you guys!

  10. Hi there!

    Thanks so much for posting!!! My boys are GFDF and I am making this now for Thursday!!

    One thing – I think you left out WHEN to put the egg in!

    Thanks again and Happy Thanksgiving!

    Elizabeth in Atlanta

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