Flat green beans

The unripe pods of beans, picked before the beans inside swell.

Kinds

Fine / French
Thin and tender, for blanching.
Runner
Long, flat and coarser; the British allotment bean — slice on the slant.
Yardlong / snake
Long and chewy, for stir-fries and sambal.

Knowing it

Where to buy
They should snap, not bend.

Kitchens that keep it in