Potatoes with Breton Sauce

Preparation info
    • Difficulty

      Easy

Appears in
The Potato Year: 300 Classic Recipes

By Lucy Madden

Published 2015

  • About

Here follows one of the most useful sauces a cook can know; it can be served with many different foods and has the great advantage that you can vary it enormously according to what herbs you have.

Ingredients

  • 2 lb (900 g) new potatoes
  • 2 egg yolks
  • Salt

Method

Steam the potatoes and when they are tender, offer them with the following sauce:

Beat the egg yolks, season and stir in the mustard and the vinegar followed by a tablespoon or so of finely chopped fresh herbs. Just before serving, melt the butter and pour over the other ingredients. The sauce will thicken if stirred gently in a bowl over a pan of barely simmering water.