Name: Onion Tart
Yield: Serves six as a light lunch, or eight as a starter, as they do in Alsace.
Cuisine: United Kingdom
Ingredients: 1 teaspoon salt; 50 g (1¾ oz) butter; 125 g (4½ oz) unsalted butter, cut into small cubes, at room temperature; 2 egg yolks – 1 yolk beaten with 2 teaspoons of milk, to make an eggwash; 1 egg; salt and black pepper; 250 g (9 oz) plain flour, plus extra for dusting; 200 ml (7 fl oz) (double) cream; 2 egg yolks; 4 large onions, peeled and thinly sliced; 50 g (1¾ oz) smoked bacon, cut into chunky lardons; freshly-grated nutmeg; 100 ml (3½ fl oz) milk

Preparation info

Serves
six
as a light lunch

Difficulty
Medium

Appears in

A Long and Messy Business

By Rowley Leigh

Published 2018

About

The bacon is, of course, optional.

Ingredients

For the Shortcrust Pastry

250 g (9 oz) plain flour, plus extra for dusting
1 teaspoon

Method

For the pastry, sift the flour and salt into a bowl. Add 1 egg yolk and the butter and work to form a rough dough. If using a food mixer, use the beater at slow speed until the ingredients are just amalgamated. Add 4 tablespoons of cold water and knead gently to make a smooth dough. Roll into a ball