Techniques
How to Steam Couscous the Traditional Way
Real Moroccan couscous is steamed, never boiled — and it is steamed three times. The repeated cycle of steaming, tipping out, raking and re-steaming over a simmering broth is what turns raw semolina into grains that are light, separate and able to soak up sauce without collapsing into paste.
At a glance
- Steam over broth in a couscoussier — never boil in water
- Three cycles of steam, rub, rake and rest hydrate the grain evenly
- Sprinkle cold water and separate the grains by hand between steams
- Finish with butter or oil so the grains gloss and stay separate
Guide
You need a couscoussier: a two-part pot with a lower vessel for the broth or water and a perforated steamer basket that sits on top. The steam rising through the holes cooks the grain gently, while the aromas of whatever simmers below perfume it. If you do not own one, a steamer basket lined with muslin over a snug pot works, as long as no steam escapes around the join — seal the gap with a strip of dough or foil.
Between each steam, tip the couscous into a wide bowl, sprinkle with a little cold water and salt, and rub and rake it with your fingers or a fork to separate the grains and break up any lumps. Let it rest a few minutes, then return it to the basket for the next steam. Each cycle hydrates the semolina a little more, gradually and evenly, which is the secret to lightness. A single long boil, by contrast, saturates the outside before the inside cooks and you get a dense clump.
Three steams of roughly 15–20 minutes each is the classic rhythm. On the final steam, some cooks fold through a knob of butter or a spoon of olive oil so the grains gloss and separate. Fluff it high on the plate, crown it with the vegetables and meat from the broth, and moisten with a ladle of the cooking liquid at the table.
Practical tips
- 1
Seal the join between the two pots with a rope of dough or foil so steam only rises through the grain.
- 2
Never let the broth touch the base of the steamer basket — you want steam, not simmering liquid, in the grain.
- 3
Rub oil through the dry couscous before the first steam to help the grains stay individual.
- 4
If you are short on time, two steams still beat boiling — but three is the tradition for a reason.
- 5
Keep the broth below at a steady simmer so steam flows the whole time.
Frequently asked questions
Why is couscous steamed three times?
Each steam-and-rake cycle hydrates the semolina gradually and keeps the grains separate and airy. A single boil saturates the outside before the inside cooks, giving you a dense, sticky clump instead.
Can I steam couscous without a couscoussier?
Yes — a steamer basket lined with muslin over a snug pot works, as long as you seal the join so steam only rises through the grain. A couscoussier just makes it easier.
Is instant couscous the same?
No. Instant (pre-steamed) couscous just needs hydrating and is fine for a quick meal, but hand-steamed couscous is noticeably lighter and more separate, and it carries the flavour of the broth it steamed over.
Try the recipes
Put the tip into practice with these free step-by-step recipes: