Add the salt, butter, and water to the couscous. Let it sit for 30 minutes, then cook over low heat until tender.

In another pot, cook the onion over heat until it softens.

Add the garlic, chicken, and spices. Stir and cook until the chicken changes color.

Add the vegetables, crushed tomatoes, and tomato paste.

Simmer over low heat until the vegetables are tender and the sauce thickens.

Serve the couscous on a plate with the vegetables and chicken on top. Serve hot.