Onion Seeds are also known as Nigella seeds or kalonji, are small black seeds derived from the Nigella sativa plant. They have a unique flavor profile that is slightly bitter, nutty, and peppery and also have a pungent aroma that resembles a combination of onions, black pepper, and oregano. These seeds are rich in essential oils, antioxidants, and beneficial compounds and have various health benefits, including anti-inflammatory and digestive properties. Onion Seeds are commonly used as a spice in various cuisines, particularly in Indian, Middle Eastern, and North African cooking. They are often used as a seasoning or a topping in bread, pastries, and savory dishes.