Tigernut Flour Chocolate Coating to Delay Fat Bloom

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Solution Overview

Problem

Existing dairy-free chocolate compositions using tigernuts are prone to fat bloom and lack the creaminess and mouthfeel of traditional milk chocolate, and coatings made from these compositions are brittle and prone to breakage, making them unsuitable for vegetarian and vegan consumers.

Innovation Solution

Incorporating tigernut flour into chocolate compositions, particularly with a particle size of less than 800 µm, reduces fat bloom and improves texture and elasticity, allowing for dairy-free chocolate coatings that can be used for enrobing centers with high fat content.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If conventional chocolate formulations are used, then the chocolate has traditional taste and texture, but it lacks functional benefits and has limited market differentiation

Engineering Contradiction:
Improvefunctional benefitsVSAvoidoxidative stress and inflammation
Core Design Contradiction:
Adaptability or versatilityVSObject-generated harmful factors

Solution Approach 1:

The patent creates a composite chocolate formulation by integrating multiple bioactive components (polyphenolic compounds, omega-3 fatty acids, probiotics, prebiotics) into the traditional chocolate matrix. This composite approach allows the chocolate to simultaneously provide traditional sensory properties while delivering multiple functional benefits including antioxidant, anti-inflammatory, and gut health effects that conventional chocolate cannot achieve alone.

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The patent modifies the chemical and nutritional parameters of chocolate by controlling the content ranges of specific bioactive compounds (e.g., polyphenols at 5-50 mg/100g, omega-3 at 0.1-5 mg/100g). These parameter changes transform chocolate from a simple confectionery product into a functional food with measurable health benefits while maintaining sensory acceptance.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If more bioactive ingredients are added to chocolate, then functional benefits increase, but the complexity of formulation and manufacturing increases

Engineering Contradiction:
Improvehealth benefitsVSAvoidformulation complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent segments the bioactive components into distinct functional categories (polyphenols for antioxidant effects, omega-3 for anti-inflammatory effects, probiotics/prebiotics for gut health) with specific concentration ranges for each. This segmentation allows for systematic formulation development and quality control while managing complexity through organized component classification.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The chocolate formulation is designed to perform multiple functions simultaneously: providing traditional taste and texture, delivering antioxidant protection, reducing inflammation, and supporting gut health. This multi-functionality is achieved through a coordinated system of bioactive ingredients that work synergistically within defined concentration ranges, reducing the need for separate functional products.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Object-generated harmful factors

If natural colorants and flavorings are used, then the chocolate is free from artificial additives, but the color stability and shelf life may be compromised

Engineering Contradiction:
Improveartificial additivesVSAvoidshelf life
Core Design Contradiction:
Object-generated harmful factorsVSDuration of action of stationary object

Solution Approach 1:

The patent utilizes polyphenolic compounds and other bioactive ingredients not only for their health benefits but also for their natural colorant properties. By controlling the concentration and type of polyphenols (e.g., flavonoids, anthocyanins) within specific ranges, the formulation achieves stable natural coloring that resists degradation during storage, eliminating the need for separate artificial colorants while maintaining shelf life.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent addresses the typical weakness of natural colorants (poor stability) by formulating high levels of polyphenolic compounds (5-50 mg/100g) that serve dual purposes: providing antioxidant health benefits and acting as stable natural colorants. The polyphenols' inherent stability and antioxidant properties protect against oxidation during storage, thereby extending shelf life while maintaining natural coloring without artificial additives.

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The use of tigernut flour in chocolate compositions significantly delays fat bloom and enhances the chocolate's mouthfeel and elasticity, providing a suitable alternative for vegetarian and vegan consumers while maintaining the appearance and integrity of chocolate-coated products.

Implementation Method 1

The composition may comprise probiotics and/or prebiotics. The probiotics may be present in an amount of 103-1010 cfu/g of the composition, and the prebiotics may be present in an amount of 0.1-10% by weight of the composition.

Methodology Applied
Scientific EffectFermentation: Fermentation

Data Source

PatentEP4277470B1Chocolate composition and method for obtaining the same
Publication Date: 2026.05.06 BARRY CALLEBAUT
  • EP4277470B1 patent drawingFigure 1~2
  • EP4277470B1 patent drawingFigure 3~4
  • EP4277470B1 patent drawing

AI summary

The present invention relates to the use of tigernut flour for preventing fat bloom in a chocolate foodstuff, and a tigernut flour containing chocolate and it's use for dipping a frozen foodstuff.