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Area of Science:

  • Food Science
  • Confectionery Technology

Background:

  • Hard candies are sugar confections primarily made of sucrose and water.
  • Production involves high-temperature heating and cooling to achieve a stable glassy state, ensuring a long shelf life.

Purpose of the Study:

  • To provide a general overview of hard candy production methods.
  • To examine process parameters and quality attributes affecting hard candy characteristics.
  • To review existing literature on hard candy production and storage.

Main Methods:

  • Literature review of hard candy production processes.
  • Analysis of factors influencing physicochemical, textural, and sensory properties.
  • Discussion of storage conditions and their impact on product quality.

Main Results:

  • Production methods, parameters, formulations, and storage conditions significantly influence hard candy quality.
  • Temperature and humidity during storage can lead to undesirable graining and stickiness.
  • Even minor changes in production can substantially alter final product characteristics.

Conclusions:

  • Optimizing both production and storage conditions is crucial for desirable hard candy properties.
  • A comprehensive understanding of these factors is essential for consistent product quality.
  • This review offers a broad perspective on hard candy science, unlike more specific existing reviews.