All the ingredients have chemical compounds. The combination could be 10 to the power 15 and these combination are unique combination. The app allows users to discover unusual flavour combinations and ingredient substitutions. The background for this project is the hypothesis of food pairing which states that combination of ingredients sharing same chemical flavour components produce delightful delicacies. Recipes are recommended based on user’s flavour preference and nutritional requirement. . Bon Vivant is a cooking recipe app based on Flavour Network and Principles of Food Pairing [1]. It allows users to discover unusual flavour combinations and ingredient substitutions