Horseradish — flavouring profile

Freshly grated horseradish throws the sharpest, most volatile pungency in the kitchen straight to the nose — the same allyl isothiocyanate as wasabi — and because it almost always arrives cold and raw on rich protein, the wine has two jobs: stand up with high acid, and refuse to inflame the heat.

The compounds that matter. Horseradish (Armoracia rusticana) stores sinigrin; grate it and the enzyme myrosinase releases allyl isothiocyanate — fierce, volatile and quick to fade, which is why the root is at its most savage freshly grated and softens within the hour. This is the brown-mustard and wasabi molecule at full strength: it clears the sinuses rather than warming the tongue. It is inflamed by alcohol and sharpened against firm tannin, physically dispersed by carbonation, and it needs high acid beneath it or the wine falls flat. Horseradish also rarely stands alone — it rides on roast beef, smoked fish, beetroot and cream — so the fat and protein it sits in shape the pairing as much as the heat does.

What it demands of a wine. High acid first. Then restraint on the two things that worsen the burn: modest alcohol and soft rather than aggressive tannin. Carbonation helps scatter the volatile heat, and a green or savoury edge bridges to the root's vegetal sharpness. Match the body to the companion — a lean, thin wine vanishes against a creamy horseradish sauce or a fatty rib of beef — but keep oak light, since vanilla and toast blur the clean edge.

Seek. With roast beef and horseradish cream, a fresh, green-edged red of moderate tannin and modest alcohol bridges the vegetal note and carries the meat without lighting the heat. With smoked fish and cold seafood, a high-acid traditional-method sparkling cuts the richness and scatters the pungency on the spritz. For beetroot, fish and lighter uses, a bright dry or off-dry Riesling holds the acid and shrugs off the heat. A fresh, low-tannin red also suits a cold beef plate.

Avoid. High-alcohol, firmly tannic reds inflame the volatile heat and turn hard. Low-acid aromatic whites — Gewürztraminer, Viognier — are flattened and go blowsy. Heavily oaked wines set vanilla against the clean, savoury sharpness, and a lean, unoaked white left alone against a creamy horseradish sauce reads thin and discordant.

Three to reach for. Cabernet Franc (Loire — Chinon or Saumur); a high-acid traditional-method sparkling (English sparkling or Champagne); dry Riesling (Mosel or Alsace).