How long does it usually take to learn snack training? It is better to go to a regular snack training school, a practical teaching school, and a school that provides ingredients. Learning snack skills is faster. Usually you can learn a project in 3-7 days. It is suggested to go to the school site to learn about it, see the teaching level of the school teachers and taste it. The most important thing in catering business is the taste of products, and there will be more customers with good tastes.