Caramelized Onion Mashed Potatoes Recipe

Name: Caramelized Onion Mashed Potatoes
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: ONIONS; 3 tablespoons unsalted butter; 3 tablespoons olive oil; 2 1/4 lbs onions, chopped (about 7 cups); 1/2 teaspoon sugar; 1/2 teaspoon salt; 1/4 teaspoon pepper; POTATOES; 4 lbs russet potatoes, peeled and cubed (1 inch); 3 teaspoons salt, divided; 2/3 cup whole milk; 2 tablespoons unsalted butter; 1/4 teaspoon pepper

Servings: persons

ONIONS
3 tablespoons unsalted butter
3 tablespoons olive oil
2 1/4 lbs onions, chopped (about 7 cups)
1/2 teaspoon sugar
1/2 teaspoon salt
1/4 teaspoon pepper
POTATOES
4 lbs russet potatoes, peeled and cubed (1 inch)
3 teaspoons salt, divided
2/3 cup whole milk
2 tablespoons unsalted butter
1/4 teaspoon pepper

1
Heat butter and olive oil in a large skillt over medium heat until butter is melted.
2
Add onions; stir to coat with butter/oil.
3
Cover and cook 10 miutes or until onions have wilted; stirring occasionally.
4
Remove cover, increase heat to medium-high.
5
Sprinkle with sugar; stir to combine.
6
Cook 25-30 minutes or until onions are deep golden brown, stirring frequently
7
If necessary, reduce heat to medium to keep onions from sticking.
8
Stir in 1/2 tsp salt and 1/4 tsp pepper.
9
*Onions can be made 3 days ahead and refrigerated or 1 month ahead and frozen*.
10
Place potatoes in large saucepan; add enough water to cover potatoes by 1 inch.
11
Add 2 tsp of the salt.
12
Bring to a boil over medium-high heat.
13
Reduce heat to medium-low to low; simmer 12 minutes or until potatoes are tender when pierced with a fork; drain.
14
Return to saucepan; cover to keep warm.
15
Microwave milk and 2 Tbs butter for 30-60 seconds or until butter is melted and milk is hot.
16
Reheat caramelized onions over medium heat until hot.
17
Press potatoes through potato ricer into medium bowl or mash with potato masher.
18
Stir in milk/butter until potatoes are creamy.
19
Stir in caramelized onions, remaining 1 tsp salt and 1/4 tsp pepper.

704

kcal

Calories

Fat

103

Carbs

Protein

Fat Carbs Protein

* Per serving · 4 servings · Values may vary.

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Use a neutral oil or a plant-based spread in place of butter for a dairy-free version.
Brown sugar instead of white sugar adds a deeper, more caramel-like flavor.

No specific allergen information. Please check the ingredient list for possible allergens.

My Personal Notes

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How did you like this recipe?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

You need 13 ingredients. The key ingredients include: ONIONS, 3 tablespoons unsalted butter, 3 tablespoons olive oil, 2 1/4 lbs onions, chopped (about 7 cups), and more.

Yes, Caramelized Onion Mashed Potatoes falls under the General category and is a great choice for this type of meal.

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

That's it — enjoy your meal!

Caramelized Onion Mashed Potatoes

Tips for the best results

Variations & substitutions

My Personal Notes

How did you like this recipe?

Frequently Asked Questions