Cumin
Cuminum cyminum · white cumin · black cumin (different species, Nigella sativa)
Cumin is the defining spice of North African, Middle Eastern, South Asian and Mexican cookery — a warm, earthy, slightly bitter seed whose flavour spans an extraordinary range of culinary traditions. Cuminaldehyde, the dominant flavour compound, is released most fully when the whole seeds are toasted dry in a pan before grinding: this 60-second transformation turns sharp, raw seeds into the round, complex spice used in tagines, biryanis, chilli and myriad other dishes.
Warm, earthy, slightly bitter and deeply savoury. The aroma is immediately recognisable. When bloomed in oil: a toasty, roasted depth develops. The bitterness is mild and balances sweetness in complex spice blends.
Whole seeds are small and hard with a pronounced crunch. Ground: fine powder that disappears into dishes. The seeds can be used whole in tadkas (Indian tempered oil preparations) where they pop and release flavour instantly.
Whole seeds: sealed container, cool and dark, for up to 2 years. Ground cumin: 6–12 months (ground spices deteriorate significantly faster). Buy whole when possible and grind as needed.
Toast whole seeds in a dry pan over medium heat for 30–60 seconds, shaking constantly, until fragrant. Grind immediately in a spice grinder or mortar and pestle. Add early in cooking to bloom in hot oil or fat, releasing flavour compounds into the dish. Ground cumin can be added at any point but benefits from brief cooking.