Soft Cake Molding with Hydrocolloid Rheology Control
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Solution Overview
Problem
Current methods for producing soft cakes with fine details are limited by the aerated structure, which makes it difficult to achieve high-definition patterns without compromising the volume and softness of the cake, and existing solutions either reduce the cake's appeal or require post-baking decoration.
Innovation Solution
A method involving a cake batter with specific viscosity poured into a pan with a molded inner surface of controlled arithmetical mean degree of roughness, allowing for the formation of soft cakes with molded grooves or ridges of high definition without pre-greasing, ensuring the cake's integrity and organoleptic properties.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If the soft cake batter is highly aerated to maintain softness and volume, then the soft cake structure becomes highly aerated, but this makes it difficult to mold fine details with precision
Solution Approach 1:
The invention changes the physical-chemical parameters of the batter by adding hydrocolloids (guar gum, xanthan gum, carrageenan) to modify rheology. This allows the highly aerated structure to be maintained while enabling precise molding of fine details through improved batter stability and reduced aeration during baking.
2Manufacturing precision
If the quantity of leavening agent is decreased to reduce aeration, then the molded structure can hold fine details better, but the soft cake volume and softness are reduced
Solution Approach 1:
The invention modifies the chemical composition by introducing specific hydrocolloids that stabilize air bubbles and control aeration. This allows maintaining higher leavening agent quantities for volume while preventing excessive aeration that would blur fine details, thus resolving the contradiction between detail definition and volume.
3Ease of manufacture
If embossed steel sheets are used for molding pans, then the pan structure is simple and easy to manufacture, but the finest details are limited to dimensions greater than 4 mm
Solution Approach 1:
The invention uses composite materials (silicone rubber combined with steel or aluminum) to create molding pans. The silicone rubber layer provides the necessary flexibility and surface detail reproduction capability for fine features below 4 mm, while the metal substrate provides structural support, thus achieving both ease of manufacture and high detail resolution.
4Manufacturing precision
If post-baking decoration methods are used to add fine details, then the soft cake can achieve high-definition patterns, but additional production steps and time are required
Solution Approach 1:
The invention performs the molding action preliminarily during the baking process itself. The batter is poured into the molding pan before baking, and the hydrocolloids ensure that fine details are imprinted directly onto the soft cake surface during baking, eliminating the need for post-baking decoration steps and maintaining high production efficiency.
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
Enables the production of soft cakes with high-definition molded patterns while maintaining the cake's softness and volume, allowing for precise details without the need for post-baking decoration, thus enhancing consumer appeal.
Implementation Method 1
the molded inner surface of the pan has an arithmetical mean degree of roughness (Ra) of from 0.12 μm to 0.22 μm, wherein the molded three-dimensional pattern of the soft cake is complementary to the molded inner surface of the pan
Implementation Method 2
pouring a cake batter suitable for forming a soft cake into a pan, wherein the cake batter has a viscosity of between 500 and 10 Pa.s
Implementation Method 3
as the soft cake batter develops during baking thanks to the leavening agents, it forms baked soft cakes having a highly aerated structure
Data Source
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AI summary
The present invention relates to a soft cake having at least a molded face and at least a non-molded face, the molded face having at least one molded three-dimensional pattern, said three dimensional pattern comprising at least a molded groove which is in recess relative to said molded face and/or a molded ridge which protrudes relative to said molded face, said molded groove and/or molded ridge having a minimum width of less than 4 mm measured across the groove or ridge at the maximum depth or height respectively.