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Welsh-style potato purée

Name: Welsh-style potato purée
Prep time: 19 min
Cook time: 6 min
Total time: 25 min
Yield: 4 people
Cuisine: French
Ingredients: 1 shallot; 4 leeks; 30 g butter; 750 g potato purée; Salt; Pepper

A Welsh-style twist on the classic potato purée (posh mash!), with finely sliced leeks, cooked until just done to keep their lovely green colour.

This dish could be the main feature or served on the side with meat, for example.

41 K 4.7/5 (6 reviews)439462

Duration

26 min.

Difficulty

Easy

Last modified on: November 5^th 2026

Step by step recipe Ingredients Duration Nutritional facts Cost Comments Support the site ❤️

For 4 people, you will need:

1 1 shallot
2 4 leeks
3 30 g butter
4 750 g potato purée
5 Salt
6 Pepper
Total weight: 1,685 grams

Times for this recipe

Preparation

20 min.

Cooking

6 min.

All in all

26 min.

Preparation 20 min.

Cooking 6 min.

When should you start or finish this recipe?

If you start now, at , you will finish around: ?.Change start time

To finish around 7pm, you'll need to have started before: .Change end time

Step by step recipe

Step 1 - ⌛ 15 min.

Prepare 1 shallot and chop finely.

Prepare and finely slice 1 shallot.

Step 2 - ⌛ 1 min.

Melt 30 g butter in a frying pan on medium heat. When good and hot add the chopped shallot.

Salt and pepper, then cook for 1 minute without colouring.

Step 3 - ⌛ 1 min.

Add the sliced leeks and mix, but no more salt.

Step 4 - ⌛ 5 min.

Cook the leeks, stirring frequently, until just done, but still nice and green.

Salt only at the end of cooking.

Transfer to a plate (don't leave in the pan or they will continue cooking).

Step 5 - ⌛ 3 min.

Reheat 750 g potato purée if it has been made in advance, then add the leeks.

Mix well and check the seasoning. Your Welsh-style potato purée is ready.

Remarks

If you don't have a shallot, use an onion.

Keeping: Several days in the fridge in a sealed container.

Source: Homemade.

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Nutritional information

	Proteins	Carbohydrates	Fats	Calories	Energy
Per 100 g	2 g RDI=3 %	11 g RDI=4 %	6 g RDI=9 %	112 kcal RDI=6 %	468 kJ RDI=6 %
Per person	8 g RDI=13 %	48 g RDI=18 %	27 g RDI=37 %	471 kcal RDI=24 %	1,973 kJ RDI=24 %
Whole recipe	33 g RDI=51 %	190 g RDI=72 %	108 g RDI=148 %	1,885 kcal RDI=94 %	7,894 kJ RDI=94 %