3 aux poireaux belgian Recipes

potatoes, peeled (i use valour in the uk, but any potato suitable for mashing is ok), butter, cream (single is fine ), onion, finely chopped, garlic cloves, finely chopped, leeks, finely sliced (don tsp use the dark green bits), stock , light vegetable, make sure it s good quality, salt and pepper, little freshly ground nutmeg

ice water (or more ), apple cider vinegar, unbleached all-purpose flour, salt, chilled unsalted butter, cut into 1/2-inch cubes , plus, chilled unsalted butter, cut into 1/2-inch cubes, whole milk, heavy whipping cream, egg, egg yolk, salt, crumbled aged goat cheese, rind trimmed (such as bucheron), leeks , confit, unsalted butter, leeks , halved lengthwise, cut crosswise into 1/4-inch slices (white and pale green parts only, about 5 cups), water, salt