They will also buy cheap chicken rather than dear beef, potatoes rather than mangetout and plain milk rather than fancy yogurt concoctions.

What will still look great on the menu: Baked potato and porcini omelette; spiced mussel soup; pasta with duck ragu, braised chicken in vinegar sauce; fromage frais with gooseberries and elderflower.

It's also wonderful in salad dressings as a vinegar substitute, on roasted potatoes and on chicken.