Mashed Potatoes with Fried Onion Confit

German Cuisine

Mashed Potatoes with Fried Onion Confit

This velvety mashed potato dish elevates a humble, basic side into a powerful centerpiece using a modern culinary technique. The secret to its deep flavor lies in the slow-cooked onion confit, simmered in rich butter until meltingly soft and intensely sweet. Combined with the fluffy mash, it redefines home comfort.

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Recipe overview

Total time
40 min
Prep
15 min
Cooking
25 min
Servings
4
Difficulty
Easy
Cuisine
German Cuisine

Nutrition

per serving

Calories
280 kcal
Protein
4 g
Fat
12 g
Carbs
38 g
Fiber
3 g

Step by step

Method

  1. 01

    Peel the potatoes and cut them into equal large chunks

    Peel the potatoes and cut them into equal large chunks. Cover with cold water in a pot, add a teaspoon of salt, and bring to a rolling boil.

  2. 02

    Reduce heat to medium and cook for 20 minutes with the lid sl…

    Reduce heat to medium and cook for 20 minutes with the lid slightly ajar. The potatoes are ready when a fork slides into the center with no resistance.

  3. 03

    While the potatoes are boiling, peel the onions and slice the…

    While the potatoes are boiling, peel the onions and slice them into thin, uniform half-moons for even caramelization.

  4. 04

    Melt half the butter with the vegetable oil in a pan

    Melt half the butter with the vegetable oil in a pan. Add the onions, lower the heat to minimum, and let them sweat and slowly turn golden amber for 15 minutes.

  5. 05

    Drain the water from the potatoes completely

    Drain the water from the potatoes completely. Return the pot to the warm burner for 1 minute to dry out any remaining steam, ensuring a lighter mash.

  6. 06

    Add the remaining butter and hot milk to the pot

    Add the remaining butter and hot milk to the pot. Mash thoroughly until smooth and lump-free, then gently fold in half of the warm onion confit.

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Useful advice

Cooking tip

Cook the onion confit on the lowest possible heat. It shouldn't crisp or brown too quickly; the goal is a slow caramelization to release all its natural sugars.

How to serve

Spoon the hot mashed potatoes into a serving bowl, create swirls on top with a spoon, and fill the center generously with the warm onion confit and its butter.

How to store

Keep refrigerated in a sealed container for up to 2 days. Reheat by adding a splash of warm milk and beating vigorously with a wooden spoon to restore fluffiness.

Note

The onion confit can be made in larger batches and stored in a glass jar in the fridge for up to a week, acting as an amazing topping for steaks or pasta.

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