Irish Nettle Soup

Nettle soup is one of the oldest recipes in Irish cooking, and this version sticks to the tradition with barely more than a handful of ingredients. Young nettle tops, butter, oatmeal, liquid, salt, and pepper. That’s it. The soup gets its body from oatmeal toasted golden in butter before the liquid goes in, a technique that thickens the broth while adding a nutty, toasted grain flavor.

Nettles taste like a cross between spinach and cucumber with a green, mineral edge that’s distinctly wild. They’re packed with iron and vitamins, and they grow freely along hedgerows and field edges all across Ireland and the UK from March through May. Foraging them is half the fun.

The rubber gloves warning in the directions is no joke. Raw nettles sting badly. But once they hit the boiling liquid, the sting disappears completely and the leaves become as harmless as any cooked green. Wash them in several changes of cold water to remove dirt, bugs, and any lingering grit.

Kitchen Tips

• Pick only the young tops (top 4-6 leaves). Older, lower leaves are tough and fibrous. Spring nettles are the best, before the plant flowers.
• Toast the oatmeal until genuinely golden. This step builds the base flavor of the whole soup. Pale oatmeal tastes flat.
• Stir constantly when adding the liquid to prevent lumps from the oatmeal. It thickens fast.
• Use stock for more depth or milk for a creamier soup. Water works but produces a thinner result.

Variations

• Creamy nettle soup: Stir in a splash of cream at the end and blend until smooth for a more refined texture.
• Nettle and potato soup: Add 2 diced potatoes with the liquid for a heartier, thicker soup.