- Preheat the pressure cooker on the Sauté function for 2 minutes. Brown half of the chicken at a time in the oil. Season with salt and pepper. Set aside on a plate.
- Brown the onion, adding oil, if necessary. Add the garlic and spices. Cook for 1 minute while stirring. Add the chicken, vegetables, broth, raisins and lemon peel. Mix well to combine. Cover and select the Poultry function. Set the machine to cook for 15 minutes.
- Let the pressure release naturally (about 15 minutes), and remove the lid. Add the cilantro and adjust the seasoning.
- Using a ladle, transfer 1 ½ cups (375 ml) of the cooking liquid into a small pot. Bring to a boil. Remove from the heat and add the couscous. Cover and let rest for 5 minutes. Fluff the grains of couscous with a fork. Season with salt and pepper. Serve the couscous with the chicken tajine.