Natural Flavouring of Cocoa Beans via Plant Material Contact

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Solution Overview

Problem

Conventional methods for flavouring cocoa beans rely on artificial or synthetic flavouring substances, limiting the ability to produce diverse and naturally flavoured chocolate products, and often require high energy inputs during the infusion process.

Innovation Solution

A method involving the contact of dried cocoa beans with unroasted, natural flavouring plant material, such as fruits, herbs, and spices, to infuse flavour without the need for roasting or synthetic agents, allowing for extended flavour retention and energy-efficient processing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional methods use artificial or synthetic flavouring substances, then flavouring efficiency is improved, but natural flavour diversity is reduced and consumer appeal decreases

Engineering Contradiction:
Improveflavouring efficiencyVSAvoidnatural flavour diversity
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The patent uses natural plant materials (herbs, spices, fruits, flowers) as intermediary substances to transfer flavour compounds to cocoa beans. These natural flavouring materials serve as mediators that impart diverse, naturally-derived flavours without requiring synthetic chemicals, thus maintaining both flavouring efficiency and natural flavour diversity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent changes the chemical and physical parameters of the flavouring process by using unroasted natural plant materials instead of synthetic flavourings. This parameter change enables the transfer of natural volatile compounds and flavour precursors to the cocoa beans, achieving diverse natural flavours while maintaining production efficiency.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If roasting is used to develop cocoa flavour, then characteristic cocoa flavour is improved, but energy consumption increases and some natural flavours are lost

Engineering Contradiction:
Improvecocoa flavour developmentVSAvoidenergy consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The patent applies preliminary flavouring action by contacting dried cocoa beans with natural flavouring plant materials before roasting. This preliminary infusion of natural flavours allows the beans to acquire desired flavour profiles with reduced or modified roasting requirements, thereby reducing energy consumption while maintaining reliable flavour development.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent converts the typically harmful effect of excessive roasting (energy consumption and flavour loss) into a benefit by using the controlled, lower-energy roasting process in combination with preliminary natural flavouring. The mild roasting then serves to develop the cocoa characteristics without destroying the newly acquired natural flavours, creating a synergistic effect that reduces overall energy requirements.

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

3Stability of the object's composition

If synthetic flavouring agents are used, then flavour consistency is improved, but natural flavour retention is reduced and product quality decreases

Engineering Contradiction:
Improveflavour consistencyVSAvoidnatural flavour retention
Core Design Contradiction:
Stability of the object's compositionVSReliability

Solution Approach 1:

The patent employs natural plant materials as intermediaries that naturally contain stable flavour compounds and precursors. These intermediaries transfer their flavour profiles to the cocoa beans through contact during the flavouring process, providing consistent natural flavours without requiring synthetic agents, thus maintaining both flavour consistency and natural flavour retention.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Quantity of substance

If extended contact time with flavouring material is used, then flavour intensity is improved, but processing time increases and flavour retention may decrease

Engineering Contradiction:
Improveflavour intensityVSAvoidprocessing time
Core Design Contradiction:
Quantity of substanceVSLoss of time

Solution Approach 1:

The patent optimizes the contact time parameter by using dried cocoa beans with controlled moisture content and specific surface area characteristics. These parameter changes enable efficient flavour transfer during the contact process, achieving high flavour intensity without requiring excessively long processing times, thus balancing flavour intensity gains with processing time constraints.

Inventive Principle:
Principle #35Parameter changes

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

This method effectively imparts and retains natural flavours in cocoa beans, enabling the production of high-flavoured chocolate products with a controllable and reproducible composition, reducing energy consumption and eliminating the use of synthetic flavouring agents.

Implementation Method 1

contacting dried cocoa beans with unroasted natural flavouring plant material

Methodology Applied
Scientific EffectAbsorption: Absorption (physical)

Data Source

PatentEP2138047B1Method for flavouring cocoa beans
Publication Date: 2011.04.13 BARRY CALLEBAUT
  • EP2138047B1 patent drawingFigure 1~2
  • EP2138047B1 patent drawingFigure 3~4
  • EP2138047B1 patent drawingFigure 5~6

AI summary

The present invention relates to a method for flavouring cocoa beans, and to flavoured cocoa beans thereby obtained. In particular, the present invention provides a method for flavouring cocoa beans comprising the step of contacting dried cocoa beans with unroasted, natural flavouring plant material. Said unroasted, natural flavouring plant material preferably includes fruit and/or non-fruit plant material selected from the group comprising herbs, spices, leaves, grasses, flowers and any combinations thereof. The invention further relates to the use of flavoured cocoa beans in food products, and in particular in chocolate products.