Healthy cooking: Susan Jane White’s asafoetida curry is an onion-free recipe that’s perfect for filling your freezer

Also known as wild hing (and devil’s dung, but we’ll get to that), asafoetida is a secret shortcut to great Indian cuisine. It’s one of the more distinctive spices that helps to transform a dish from meh to mmm without the holy trinity of leeks, onion and garlic.