Arugula salad is prepared using an edible plant known as arugula that is found in the Mediterranean region. It is extremely popular in Portugal, Morocco, Turkey and Lebanon and is prepared using leaves of the plant that are combined with different ingredients and served cold. Arugula salad has a rich and peppery taste that makes it popular in different corners of the world. It is served as an appetizer prior to meals in all the countries bordering the Mediterranean Sea. Over the years, Arugula salad has become popular in different parts of the world due to its unique taste and flavor.