If you follow these simple steps, your couscous will always be fluffy! First, add your couscous, water, a pinch of salt and a bit of olive oil to your pot. Bring it to a boil and then take it off the heat immediately. bring water and couscous to a boil in a pot, with add a pinch of salt and bit of olive oil. Next, cover the pan and let the couscous steam for 5 minutes. Now, remove the lid and use a fork to fluff the couscous.