Sponge Cake Dough with Hydroxypropyl Methylcellulose
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Solution Overview
Problem
The existing methods for producing sponge cake using the all-in-mix method struggle to achieve improved swelling and light texture due to the loss of air bubbles, and the use of emulsifiers and baking powders can compromise the flavor and complexity of the process.
Innovation Solution
Incorporating hydroxypropyl methylcellulose with a viscosity of 30 mPa·s to 800 mPa·s in the dough composition, along with light flour, egg, sugar, and an expander, to create a cake dough that retains air bubbles and maintains the original flavor of the sponge cake.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If the all-in-mix method is used to simplify the production process, then ease of manufacture is improved, but air bubbles are lost and swelling is poor
Solution Approach 1:
Hydroxypropyl methylcellulose acts as an intermediary substance that mediates between the conflicting requirements of the all-in-mix method. It stabilizes air bubbles during mixing while maintaining the simplicity of the one-step process, enabling both ease of manufacture and improved swelling to coexist
Solution Approach 2:
The invention changes the chemical composition parameter of the dough by introducing hydroxypropyl methylcellulose with specific viscosity (30-800 mPa·s). This parameter change enables the dough to retain air bubbles during the all-in-mix process, resolving the contradiction between process simplicity and swelling quality
2Manufacturing precision
If emulsifiers and baking powders are used in large quantities to improve swelling, then swelling is improved, but flavor deteriorates
Solution Approach 1:
The invention replaces traditional emulsifiers and baking powders with hydroxypropyl methylcellulose, which can be used in small quantities (0.01-2% by mass) without compromising flavor. The cellulose derivative serves as a temporary, flavor-neutral intermediary that performs its function during baking and then integrates into the cake structure without leaving unwanted tastes
3Manufacturing precision
If strong flour with fine particle size is used to improve swelling, then swelling is improved, but texture becomes heavy
Solution Approach 1:
Hydroxypropyl methylcellulose serves as an intermediary that compensates for the limitations of light flour. It provides the necessary structure and bubble stability without requiring strong flour, thereby maintaining the light texture associated with light flour while achieving improved swelling through the cellulose derivative's bubble-stabilizing properties
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 approach results in a sponge cake with improved swelling, favorable appearance, and texture while maintaining the original flavor, suitable for large-scale industrial production using a simple all-in-mix method.
Implementation Method 1
hydroxypropyl methylcellulose having a viscosity of 30 mPa·s to 800 mPa·s when measured with a viscometer at 20°C using a 2% by mass aqueous solution
Implementation Method 2
foaming a dough composition comprising hydroxypropyl methylcellulose, cereal flour comprising light flour, egg, sugar, an expander, edible oil and water
Data Source
AI summary
The objective of the present invention is to provide a method applying a simple all-in-mix method that can produce a sponge cake with improved swelling thereby favorable appearance and texture without impairing the original flavor of the sponge cake by baking a cake dough containing a large number of air bubbles with uniform size and a dough composition for sponge cake suitable for the method. The objective can be achieved by a method of producing a sponge cake, comprising foaming a dough composition comprising hydroxypropyl methylcellulose having a viscosity of 30 mPa·s to 800 mPa·s when measured with a viscometer at 20°C using a 2% by mass aqueous solution, cereal flour comprising light flour, egg, sugar, an expander, edible oil and water by the all-in-mix method to obtain a cake dough, and baking the cake dough to obtain a sponge cake; and the like.