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You are here: Crunchy Creamy Sweet / Recipes / Side Dish

Caramelized Onions Mashed Potatoes

Published: Nov 16, 2018 Β· Modified: Mar 12, 2020 by Anna 23 Comments Β· This post may contain affiliate links. If you make a purchase through links on our site, we may earn a commission.

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Caramelized Onions Mashed Potatoes - jazz up the classic side dish by adding fragrant, sweet, caramelized onions to creamy mashed potatoes. The flavor is irresistible!

Served them with Baked Pork Chops or Instant Pot Tenderloin.

Side shot of mashed potatoes topped with caramelized onions, in white bowl.

This dish is my comfort food lately: creamy mashed potatoes and sweet caramelized onions all in one side dish. Best combo ever! White onions, chopped fine, are sauteed with garlic in butter and olive oil combo. Once perfectly golden brown, sweet, fragrant and caramelized the onions are stirred into fluffy mashed potatoes. The onions add a whole new flavor to this classic side dish. It's irresistible!

These Caramelized Onion Mashed Potatoes are a perfect way to jazz up plain mashed potatoes. The addition of perfectly caramelized onions take the spuds to a whole new level. You have to try this recipe!

Instructions:

  • Start by peeling and chopping your potatoes. Place in a pot, cover with cold water, salt it and bring to a boil. Cook until potatoes are soft. Drain and mash with sour cream and butter. Season with salt and pepper to taste.
  • Next, make caramelized onions: chop white onions and mince garlic. Heat up olive oil in a skillet, then add a tablespoon of unsalted butter. Melt. Add onions and garlic and saute until translucent, fragrant and some pieces are just starting to turn gold. Add another tablespoon of butter. Sautee onions until golden brown (see photo below for reference). Add soy sauce and brown sugar. Stir in. Remove onions from heat.
  • Stir caramelized onions with mashed potatoes. Place in a serving dish. Garnish with chopped parsley, salt and pepper and serve.

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Overhead shot of caramelized chopped onions in white skillet pan.

Storing and reheating:

You can make the mashed potatoes and the onions a day ahead, then reheat and serve. You can reheat this dish in a skillet on the stove or place them in a casserole dish and reheat in the oven. Add milk or sour cream and butter as needed.

Close up shot of mashed potatoes with caramelized onions.

More side dish recipes:

  • Caramelized Onion Dip
  • Instant Pot Mashed Potatoes
  • Loaded Mashed Potato Bake
  • Easy Mashed Cauliflower (also perfect with caramelized onions)

If you like this recipe and make it, snap a photo and share it on INSTAGRAM! Tag me @crunchycreamysweet so I can check it out and leave a comment! πŸ˜€

Caramelized Onions Mashed Potatoes recipe

Author: Anna
Jazz up the classic side dish by adding fragrant, sweet, caramelized onions to creamy mashed potatoes. The flavor is irresistible! 
More delicious recipes: www.crunchycreamysweet.com
5 from 18 votes
Print Recipe Pin Recipe
Prep Time 15 minutes mins
Cook Time 15 minutes mins
Total Time 30 minutes mins
Course Side Dish
Cuisine American
Servings 6 people
Calories 297 kcal
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Ingredients
 
 

  • 3 lbs Russet potatoes
  • 2 tablespoons unsalted butter
  • ΒΌ cup half and half or sour cream
  • 1 medium white onion 1.5 cups chopped
  • 2 teaspoons minced garlic
  • 2 tablespoons unsalted butter divided
  • 1 tablespoon olive oil
  • 1 teaspoon packed brown sugar
  • 1 teaspoon low-sodium soy sauce

Instructions
 

  • Peel and chop potatoes. Place in a pot, cover with cold water and bring to boil over medium heat. Cook until soft. Drain well, add butter and sour cream (or half and half) and mash. Season with salt and pepper to taste.
  • In a large skillet, heat up olive oil. Add one tablespoon of butter and let melt. Add minced garlic and chopped onions. Saute, stirring often until fragrant, translucent and some pieces are golden.
  • Add second tablespoon of butter. Stir in, melting, and cook onions until golden brown and caramelized. Add brown sugar and soy sauce. Stir in. Remove from heat.
  • Stir in caramelized onions with mashed potatoes. Serve right away or cool completely, cover with saran wrap and store in the fridge for the next day.

Notes

One cup equals one serving.Β 
The nutritional value is for mashed potatoes with sour cream.Β 
To make ahead: cool completely, cover with saran wrap and store in the fridge for the next day. You can reheat this dish in a skillet on the stove or place them in a casserole dish and reheat in the oven. Add milk or sour cream and butter as needed.
Β 

Nutrition

Calories: 297kcal | Carbohydrates: 44g | Protein: 5g | Fat: 11g | Saturated Fat: 6g | Cholesterol: 25mg | Sodium: 48mg | Potassium: 986mg | Fiber: 3g | Sugar: 3g | Vitamin A: 295IU | Vitamin C: 14.6mg | Calcium: 46mg | Iron: 2mg
Tried this recipe?Leave a comment with rating below!

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Comments

    5 from 18 votes (3 ratings without comment)

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    Recipe Rating




  1. Patti says

    April 12, 2023 at 7:01 pm

    Can these be frozen?

    Reply
  2. Phil Gordon says

    October 22, 2021 at 12:46 pm

    I will be serving baked salmon and are looking for a twist on the basic mashed potato recipe. I do like garlic mashed. Do you think the onions in the potat will go well with the salmon. Personally I love onions, just not sure about my guests.

    Reply
    • Anna says

      October 22, 2021 at 5:41 pm

      Hi Phil! I am a big fan of caramelized onions and I think this version of mashed potatoes will go great with salmon, chicken, pork chops, etc. You can always use the onions as a topping for the mashed potatoes, sort of make it an option for your guests. I hope you will give it a try! Enjoy!

      Reply
  3. Phil Gordon says

    October 22, 2021 at 12:31 pm

    Do you think this recipe will go well with baked salmon?

    Reply
  4. Reni says

    February 17, 2021 at 7:56 am

    5 stars
    Really enjoyed the recipe, thanks so much for sharingπŸ˜€

    Reply
    • Anna says

      February 17, 2021 at 3:48 pm

      Thank you for making it, Reni!

      Reply
  5. Krista says

    November 20, 2018 at 9:06 pm

    5 stars
    This is one dish I have to make! My whole family will love it!

    Reply
    • Anna@CrunchyCreamySweet says

      November 21, 2018 at 1:07 pm

      Thank you, Krista!

      Reply
  6. Dee says

    November 18, 2018 at 11:57 pm

    5 stars
    I LOVE mashed potatoes, and this looks like a great spin on the dish! I've gotta try this

    Reply
  7. Erin says

    November 18, 2018 at 9:19 pm

    5 stars
    I know for sure this would be a huge hit in my house!

    Reply
  8. Catalina says

    November 18, 2018 at 2:14 am

    5 stars
    Caramelized onions make everything better, don't it? Our whole family will go crazy over this goodness!

    Reply
  9. Abeer says

    November 18, 2018 at 2:12 am

    5 stars
    I love the addition of caramelized onion! I should try your recipe!

    Reply
  10. Jocelyn says

    November 17, 2018 at 11:49 am

    5 stars
    The caramelized onions in these potatoes give it the best flavor!!! This side dish was amazing!!!

    Reply
  11. Jamielyn says

    November 17, 2018 at 11:15 am

    5 stars
    Love the addition of the caramelized onions! So much yummy flavor!

    Reply
  12. Chrissie Baker says

    November 16, 2018 at 2:18 pm

    5 stars
    This made me hungry! I need to give this a try! Now, this recipe will be one of my favorites. Looks incredible!

    Reply
  13. Lori says

    November 16, 2018 at 11:37 am

    5 stars
    The addition of caramelized onions to mashed potatoes is the best idea ever- yum!

    Reply
  14. Rachael Yerkes says

    November 16, 2018 at 11:36 am

    5 stars
    Caramelized onions in mashed potatoes is basically a dream! These are so good

    Reply
  15. Sommer says

    November 16, 2018 at 11:03 am

    5 stars
    So rich and fluffy! The perfect potatoes.

    Reply
  16. Katerina says

    November 16, 2018 at 9:59 am

    5 stars
    mmmm...these mashed potatoes are ahhmaaazing!! I love the carmelized onion!! Can't wait to try these!!

    Reply
    • Anna@CrunchyCreamySweet says

      November 16, 2018 at 10:10 am

      Thank you, Katerina!

      Reply
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