Candying vs. Invertase Sweetening for Fruits: Which Method is Best for Candying?

Last Updated Apr 10, 2025

Candying preserves fruits by slowly cooking them in sugar syrup, maintaining their original texture and flavor while creating a firm, glossy coating. Invertase sweetening involves using the enzyme invertase to break down sucrose into glucose and fructose, resulting in a smoother, softer texture and enhanced sweetness that infuses the fruit more evenly. While candying emphasizes a traditional, chewy fruit consistency, invertase sweetening produces a tender, melt-in-the-mouth experience ideal for confections.

Table of Comparison

Feature Candying Invertase Sweetening
Process Soaking fruits in sugar syrup to replace moisture with sugar. Enzymatic conversion of sucrose to glucose and fructose in fruit centers.
Time Required Several days to weeks. Typically 1-3 weeks.
Texture Firm, chewy exterior with crystallized sugar. Softer, syrupy center with natural sweetness.
Sweetness Profile Sweetness from crystallized sucrose. Sweetness from enzymatically produced glucose and fructose.
Fruit Integrity Maintains shape but can be dense. Maintains shape with softer, succulent center.
Common Applications Traditional candied fruits, decorations. Center sweetening for confections and chocolates.
Storage Long shelf life; resistant to spoilage. Moderate shelf life; requires proper packaging.

Understanding Candying: Traditional Sweetening for Fruits

Candying involves soaking fruits in concentrated sugar syrups, preserving texture and enhancing flavor through traditional methods. Invertase sweetening uses enzymes to break down sucrose into simpler sugars, resulting in a smoother, less granular sweetness.

  • Candying preserves fruit structure - The sugar syrup slowly penetrates fruits, maintaining their shape and firmness.
  • Invertase sweetening creates soft centers - Enzymatic action transforms sugar, making the fruit interior syrupy and smooth.
  • Traditional candying ensures longer shelf life - High sugar concentration acts as a natural preservative for fruits.

What Is Invertase Sweetening?

Invertase sweetening is a process where the enzyme invertase breaks down sucrose into glucose and fructose, resulting in a softer and naturally sweeter fruit texture. This enzymatic reaction enhances the fruit's sweetness without adding extra sugar, making it a preferred method for confectioners looking to maintain fruit integrity.

Unlike traditional candying, which involves soaking fruits in sugar syrup to preserve and sweeten them, invertase sweetening relies on biochemical transformation rather than sugar saturation. This technique is commonly used in making chocolate-covered fruit fillings to achieve a smooth, syrupy consistency inside the candy.

Candying vs Invertase: Key Differences

Candied fruits are preserved by soaking in sugar syrup, which replaces water content with sugar to enhance shelf life and texture. Invertase sweetening involves enzymatic conversion of sucrose into glucose and fructose, creating a softer, more luscious fruit coating.

  • Preservation Method - Candying relies on sugar dehydration, while invertase sweetening uses enzymatic syrup transformation.
  • Texture Outcome - Candying results in a firmer, translucent fruit, whereas invertase sweetening produces a tender, melt-in-mouth consistency.
  • Processing Time - Candying requires extended soaking periods, but invertase sweetening achieves results through enzyme action over shorter durations.

Understanding these differences guides production choices for distinct fruit confectionery textures and flavors.

Process Breakdown: How Candying Works

Candying involves slowly cooking fruit in a sugar syrup, allowing the fruit to absorb the sugar and preserve its texture and flavor through crystallization. Invertase sweetening differs by using the enzyme invertase to break down sucrose into glucose and fructose, creating a smooth, liquid syrup inside confections. The candying process ensures a firm, shelf-stable fruit exterior, while invertase produces a liquid center by enzymatic breakdown over time.

Invertase Sweetening Process Explained

Invertase sweetening involves enzymatically converting sucrose into glucose and fructose, resulting in a smoother, more natural fruit sweetness compared to traditional candying methods. This process enhances fruit texture by retaining moisture and preventing crystallization, unlike candying which relies on heavy sugar coating and dehydration. Invertase sweetening is preferred for confections requiring a soft center and consistent sweetness, improving shelf life and flavor profile.

Flavor and Texture: Comparing Results

Candying preserves the fruit's original texture, producing a firm, chewy bite with intensified natural flavors, while invertase sweetening creates a softer, syrup-infused consistency that enhances sweetness but may diminish fruit's structural integrity.

  1. Candying enhances flavor concentration - The dehydration process intensifies the fruit's natural taste without adding external sweetness.
  2. Invertase sweetening modifies texture - Enzymatic breakdown of sucrose softens the fruit, creating a gel-like interior texture.
  3. Flavor profiles differ significantly - Candying maintains authentic fruit flavors, whereas invertase sweetening introduces a smoother, sweeter profile due to syrup infusion.

Shelf Life and Preservation

Candying Involves soaking fruits in sugar syrup, creating a crystallized protective layer that significantly extends shelf life by preventing microbial growth and moisture loss.
Invertase Sweetening Uses the enzyme invertase to convert sucrose into glucose and fructose inside the fruit, enhancing sweetness but offering less effective preservation due to higher moisture content and susceptibility to fermentation.
Shelf Life Comparison Candied fruits can last several months to over a year when stored properly, whereas invertase-sweetened fruits have a shorter shelf life, typically a few weeks, due to increased moisture and enzymatic activity.

Health and Nutritional Insights

Candied fruits retain more of their original fiber content and vitamins despite the added sugar, providing a moderate nutritional profile compared to invertase-sweetened fruits. The candying process typically uses natural sugars, which may have a lower glycemic impact than the enzymatic conversion of sucrose to invert sugar in invertase sweetening.

Invertase sweetening increases the fructose and glucose content, potentially leading to faster blood sugar spikes and reduced nutritional benefits. Candied fruits offer a more traditional preservation method that maintains some antioxidants and dietary minerals, supporting a healthier alternative for fruit consumption.

Applications in Modern Cooking and Baking

Candying preserves fruits by soaking them in sugar syrup, maintaining texture and enhancing flavor, while invertase sweetening breaks down sucrose into glucose and fructose, creating a smoother, sweeter consistency ideal for fillings. Modern cooking uses candying for garnishes and decorative elements, whereas invertase sweetening is favored in chocolates and soft-centered confections.

Applications in baking leverage candying to add chewiness and intense sweetness to cakes and pastries without altering moisture content. Invertase sweetening enables the production of melt-in-the-mouth centers in candies and baked goods, enhancing texture and flavor complexity. Both methods cater to distinct culinary needs, optimizing fruit sweetness and texture for innovative dessert creations.

Related Important Terms

Cold Process Candying

Cold process candying preserves the natural texture and flavor of fruits by slowly infusing sugar without heat, unlike invertase sweetening which uses enzymatic conversion of sucrose to glucose and fructose to create a softer, syrup-filled center. This method enhances shelf life and clarity of candied fruits while maintaining their structural integrity and vibrant color.

Invertase Enzyme Infusion

Invertase enzyme infusion transforms sucrose into glucose and fructose, creating a natural, softer sweetness that enhances fruit texture without the crystallization common in candying. Unlike traditional candying, which relies on high sugar concentration to preserve fruits, invertase sweetening offers a more balanced, enzymatic approach that retains moisture and intensifies fresh fruit flavors.

Osmotic Dehydration Balance

Candying relies on osmotic dehydration to replace fruit moisture with sugar, preserving texture and enhancing flavor through controlled sugar infusion. Invertase sweetening converts sucrose into invert sugar, increasing sweetness but potentially disrupting osmotic balance and altering fruit firmness during processing.

Microbatch Fruit Invertasing

Microbatch Fruit Invertasing offers a precise enzymatic approach to fruit sweetening by converting sucrose into glucose and fructose, enhancing flavor and texture without the crystallization risks associated with traditional candying. This method provides superior control and consistency over invertase sweetening compared to large-scale applications, preserving the natural fruit integrity while delivering a smoother, more stable sweetness profile.

Low-temp Syrup Permeation

Low-temp syrup permeation in candying preserves fruit texture by allowing slow, controlled sugar infusion without structural breakdown, unlike invertase sweetening which rapidly converts sucrose to invert sugar, causing softer, more perishable fruits. This controlled sugar absorption in low-temp candying enhances shelf-life, flavor stability, and maintains the fruit's original firmness compared to the faster enzymatic process of invertase sweetening.

Zero-cook Invertase Sweetening

Zero-cook invertase sweetening preserves the natural texture and vibrant color of fruits by enzymatically converting sucrose into glucose and fructose without heat, enhancing sweetness without altering fruit integrity. Unlike traditional candying, which involves prolonged cooking and can cause texture loss, zero-cook invertase methods deliver a tender, juicy fruit with balanced sweetness and extended shelf life.

Enzymatic Soft-candy Texture

Candying uses crystallization to create a firm, translucent coating on fruits, while invertase sweetening relies on enzymatic breakdown of sucrose into glucose and fructose, resulting in a soft, smooth candy texture. The enzymatic process with invertase produces a honey-like syrup inside the fruit, enhancing moisture retention and delivering a tender, melt-in-the-mouth experience unlike the firmer texture from traditional candying.

Controlled Sugar Migration

Candying involves soaking fruit in a concentrated sugar syrup to replace its water content, resulting in controlled sugar migration that preserves texture and enhances shelf life. Invertase sweetening relies on enzymatic conversion of sucrose to invert sugars, leading to less predictable sugar diffusion and a softer fruit texture over time.

Hyper-local Fruit Candying

Hyper-local fruit candying preserves the unique flavors and textures of regional fruits by slowly infusing sugar syrup to achieve a natural sweetness and extended shelf life without altering the fruit's intrinsic qualities. Invertase sweetening, on the other hand, enzymatically converts sucrose to invert sugars, resulting in a smoother, jelly-like texture but often masking the authentic taste and regional characteristics essential for hyper-local fruit confectionery.

Candying vs Invertase Sweetening for fruits. Infographic

Candying vs. Invertase Sweetening for Fruits: Which Method is Best for Candying?


About the author.

Disclaimer.
The information provided in this document is for general informational purposes only and is not guaranteed to be complete. While we strive to ensure the accuracy of the content, we cannot guarantee that the details mentioned are up-to-date or applicable to all scenarios. Topics about Candying vs Invertase Sweetening for fruits. are subject to change from time to time.

Comments

No comment yet