Bring the water to a boil. Add Israeli couscous, salt and butter. Lower the heat and cover Cook for 10 minutes and gently stir frequently.
Mushrooms Heat up the oil in a nonstick pan. Add chopped onion and sauté for 15 minutes until onion is brown and crispy. Add onion, garlic, salt, pepper, thyme and chili flakes. Add mushroom and sauté on high heat for 5-7 minutes. When mushrooms are soft remove them from the heat.
Gently blend the Israeli couscous and mushroom mixture in a bowl and serve with grilled meat, fish or vegetables.