How long does it take to freeze dry product each batch?

It typically takes between 10 to 30 hours to complete the process. Food type and quantity will affect the freeze-dry cycle. Things like meat, peas and corn dry quickly, while squash and watermelon can take longer. The thickness of the food slices will affect the cycle time too. The drying time is based on the water and sugar content of raw material, less water and sugar of raw product will dry faster. Most importantly, you need put product in the trays and try to keep them even.