The gear employed for this specialised preservation course of is a freeze dryer, particularly designed for meals purposes. These machines function on the precept of sublimation, the place ice transforms straight into vapor with out passing by way of a liquid section. A typical freeze dryer consists of a chamber, a vacuum pump, and a refrigeration system to decrease the temperature and strain, facilitating the sublimation course of. Freeze-dried candies usually retain their unique form, coloration, and taste profile, whereas exhibiting a lightweight and ethereal texture.
This methodology presents a number of benefits in confectionery preservation. It considerably extends shelf life by eradicating nearly all moisture, inhibiting microbial progress and enzymatic reactions. The low processing temperatures defend delicate substances, reminiscent of risky taste compounds and pigments, making certain a better high quality completed product. Whereas traditionally used for prescribed drugs and organic samples, the appliance of freeze drying within the meals trade, particularly with delicate gadgets like candies, has gained important recognition attributable to its means to protect product high quality over prolonged intervals.