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Life Currents
Home » Savory Sweet Potato Layer Bake

Savory Sweet Potato Layer Bake

December 10, 2018 by Debi 5 Comments

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This easy to make Savory Sweet Potato Layer Bake Casserole is full of onions, Parmesan, Monterey Jack cheese, (not to mention sweet potatoes), and baked to perfection. It’s the perfect side dish for any holiday gathering like Thanksgiving, Christmas, or Easter. But it’s also perfect on weeknights!

Your family will love this dish. It pairs well with any roasted meats, and it isn’t full of sugary toppings!

This easy to make Savory Sweet Potato Layer Bake Casserole is full of onions, Parmesan, Monterey Jack cheese, (not to mention sweet potatoes), and baked to perfection.
Don’t forget to pin this recipe!

Holiday side dish

This is a healthy, naturally gluten-free, low-carb, holiday side dish that’s simple and fairly low in calories for the flavor punch it packs.

We appreciate your support

Please let me know if you have any questions about this recipe. I read all the comments myself and I try to help as soon as I can. I have readers from all levels of comfort and experience in the kitchen on my site, and I’ve tried to answer some of your questions already in the post. But if I’ve missed anything, please feel free to leave a comment and ask.

Sweet Potato Layer Bake - a healthy, naturally gluten-free, low-carb, holiday side dish that’s simple and fairly low in calories for the flavor punch it packs.

Recipe notes

Sliced sweet potatoes are layered with onions and a light creamy cheese sauce, then this skinny side dish is baked up so the veggies are tender and delicious.

With layers of thin sweet potatoes and a quick light cheese sauce that’s made as the casserole bakes, this great side dish is pretty enough for guests, and easy enough for any day of the week!

Sweet Potato Layer Bake Recipe

Savory Sweet Potatoes

I love sweet potato side dishes, but I really love them when they’re savory.

I was discussing sweet potato side dishes the other day with a friend, and we both feel like savory is really the best call.

Sure, everyone loves those ones with marshmallows, but for my money, a savory sweet potato dish is so much better.

Sweet Potato side dish - the first layer of sweet potatoes and onions is down
Photo above: first layer of sliced sweet potatoes and onions is down

Recipe inspiration

This sweet potato Layer Bake is a variation off of my Skinny Potato and Onion Bake side dish.

After my discussion, I decided that there needed to be more savory sweet potato recipes in the world.

So, I set forth to create one. And, I thought that Skinny Potato and Onion Bake would be the perfect place to start.

Man, I think I made a great winner here! This sweet potato layer bake is amazing. So good. Just the right balance of flavors.

I know my family will love this dish at the next holiday gathering.

Sweet Potato Layer Bake - all layers of are in, and the casserole is topped with butter
The photo above: layer of sliced sweet potatoes, onions, cheese all topped with a little milk and butter and ready to go in the oven
 

Add fresh herbs if desired

I think adding a little fresh herbs to the dish are great.

Simply garnishing the dish gave me a little great flavor.

You could also add a little directly to the layers inside the dish.

My suggestions on which herbs to use:

  • Chopped rosemary
  • Fresh thyme leaves
  • Chopped sage

Just 5 ingredients

With just 5 ingredients, you’ll love how easy this is.

Just be sure to leave enough time for it to bake, as the baking time is long so that all those sweet potatoes and onions get good and creamy.

With layers of thin sweet potatoes and a quick light cheese sauce that’s made as the casserole bakes, this great Sweet Potato side dish is pretty enough for guests, and easy enough for any day of the week!

Make ahead

If you want to make this casserole ahead and take it to a party or dinner, simply cut the veggies, layer them with the cheese, milk, and butter, then tightly cover the casserole dish and store in the fridge until you’re ready to bake it. Bake as directed.

To peel or not to peel

It’s up to you if you want to take the extra time to peel the sweet potatoes. I don’t feel it’s necessary. As you can see from the photos, I leave the peel on.

The peel adds a bit of nutrition, color, and texture to the dish. If you want to peel them, feel free, but I rarely take that kind of time anymore.

Besides, I like the added color and texture of the peel.

Sweet Potato side dish - my favorite tool for this dish is the Mandoline - Please, I beg you, be careful!

Other recipe notes

For the butter, use either salted or unsalted, either way is fine.

My biggest note is that I prefer to use a Mandoline to slice the sweet potatoes and onions.

You can see my mandoline in the photo above.

Please, I beg you, be careful!

Use the hand guard, and watch what you’re doing.

I think that the mandolines they sell now are safer than the one I have, which is old and grumpy if treated badly.

But, regardless, you still need to be careful around them.

BTW, I love mine; I’m just really careful when I use it.

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please come back & leave a comment below letting us know how it goes.
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Or you can upload a “tried it” photo (I would love to see)
via the pin.

Sweet Potato side dish - Sliced sweet potatoes are layered with onions and a light creamy cheese sauce, then this skinny side dish is baked up so the veggies are tender and delicious

Sweet Potato Layer Bake Recipe

Sweet Potato Layer Bake - Sliced sweet potatoes are layered with onions and a light creamy cheese sauce, then this skinny side dish is baked up so the veggies are tender and delicious

Sweet Potato Layer Bake

Debi
A delicious savory sweet potato side dish that the whole family will love
4.87 from 15 votes
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Prep Time 20 minutes mins
Cook Time 1 hour hr 30 minutes mins
Total Time 1 hour hr 50 minutes mins
Course Side Dish
Cuisine American
Servings 4 servings
Calories 255 kcal

Ingredients
  

  • 3 tablespoons unsalted butter divided use
  • 2 large red skinned sweet potatoes sliced 1/8-inch thick
  • 1 small yellow onion peeled and sliced 1/8-inch thick
  • ½ cup freshly grated Parmesan
  • ½ cup shredded Monterey Jack cheese
  • salt and pepper
  • ¼ cup whole milk

Instructions
 

  • Preheat oven to 325 ° F.
  • Grease a 2.5 liter, or larger, round casserole dish with 1 tablespoon of the butter. Place a layer of sweet potatoes on the bottom of the dish. Top with a thin layer of onion slices, a little shredded cheese, then season with a small pinch of salt and a little pepper. Continue in layers like this, gently pressing down as the layers build up, until all ingredients are used, ending with potato slices. Pour the milk over the top, and dot the remaining butter over the top.
  • Bake for about 1 ½ hours, until the potato feels tender when pierced with a knife. If the dish starts to brown too much, cover it with foil about ½ way through the cooking time.

Notes

Makes 4-6 servings

Nutrition

Calories: 255kcalCarbohydrates: 17gProtein: 10gFat: 16gSaturated Fat: 10gCholesterol: 45mgSodium: 381mgPotassium: 391mgFiber: 2gSugar: 6gVitamin A: 12985IUVitamin C: 14.8mgCalcium: 304mgIron: 0.7mg

Nutritional information is based on third-party calculations, and should be considered estimates. Actual nutritional content will vary based on brands used, measuring methods, portion sizes, and more.

Keyword bake, layer, sweet potato
Tried this recipe?Mention @LifeCurrents or tag #LifeCurrents!
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Filed Under: Budget, Gluten-free, Side Dishes, Thanksgiving Tagged With: casserole, Christmas, Cooking, dinner, Food, gluten-free, healthy, Meatless Monday, onions, recipe, side dish, sweet potato, Thanksgiving, vegetarian

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about debi

ABOUT DEBI

Hello! I’m Debi, the girl behind Life Currents where I write about mainly healthy vegetarian dishes. My husband eats meat, so occasionally I share some of his dishes as well. And, I’ll share tasty treats and projects that we do. Read more...

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Reader Interactions

Comments

  1. Sandra

    December 20, 2018 at 9:44 am

    5 stars
    I agree that we need more sweet potato savory recipes and this one is great all year long! Those layers are fabulous and no fuss when you just slice and bake. Thanks for the reminder to use the safety handle on the mandoline. I have one of “those” stories.

  2. Sara

    April 3, 2021 at 6:22 pm

    I am making this tomorrow. It looks delish ! I have starred it and will let you know what I think later. Thanks for contributing this recipe !

  3. Teresinha

    July 31, 2023 at 5:44 am

    5 stars
    Super delicious

  4. Patricia Walaszek

    October 20, 2023 at 4:14 pm

    5 stars
    Simply delicious and so satisfying! I followed the recipe as written but was a little pressed for time so I cooked it at 350 and watched it, shifting a bit from top shelf to bottom shelf. It was perfect in 70 minutes. Definitely making this one often!

  5. Laura

    December 23, 2024 at 7:29 pm

    5 stars
    This was delicious! My husband hates sweet potatoes and asked me to make this again he liked it so much! Savory is so much better than the sweet casserole!

    I did add some crumbled bacon to the top before baking since bacon makes everything better and had some extra from breakfast!

4.87 from 15 votes (11 ratings without comment)

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Hi! I’m Debi, the girl behind Life Currents, where I write about mainly healthy vegetarian dishes with some great desserts and other goodies mixed in! Read More >>>

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