Impact of freeze-drying conditions on the sensory perception of a freeze-dried orange snack.

The study revealed that considerations other than the sensory can determine the best conditions of the freeze-drying process with which to obtain an orange snack. The number of force peaks obtained from a penetration test may be proposed as a tool for instrumental analysis of the snack's crispness that supplies information closely resembling customer perception of this attribute. © 2021 Society of Chemical Industry.