Tom yum is referred to the two identical soups hailing from South East Asian countries. The basic characteristics of this soup are the hot and sour taste along with fragrance of distinct herbs. Tom yum recipes are quite easy follow for home cooking, but its commercial version, especially the ones sold in restaurants, is the most popular. The commercially packed soup recipe is relatively different from the homemade version in aspects of flavor and aroma. The most modern tom yum recipe is ‘tom yum nam khon’. This recipe is fondly served in Thai cuisine and also well-liked outside Thailand