Thermo-Reversible Hydrocolloid Fat Replacement in Bakery Dough
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Solution Overview
Problem
Existing bakery products face challenges in reducing fat content while maintaining the desired texture, flavor, and appearance, especially in frozen or refrigerated doughs.
Innovation Solution
The development of baking ingredient pieces that incorporate a thermo-reversible hydrocolloid, such as gelatin or low methoxyl pectin, along with fat and water, to create a solid or semi-solid composition with a melting point between 0°C and 37°C, which can replace traditional fats in doughs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If traditional fat is used in bakery products, then mouthfeel, flavor, and body are improved, but health concerns arise due to high saturated fat and trans fatty acid content
Solution Approach 1:
The patent changes the physical parameters of the fat replacement by controlling the melting point to be between 0°C and 37°C, which allows the hydrocolloid-based shortening to mimic the thermal behavior of traditional fat in the bakery product, thereby maintaining mouthfeel and flavor while reducing harmful fat content
Solution Approach 2:
The invention creates a composite material consisting of hydrocolloid (gelatin or low methoxyl pectin), fat, and water in specific proportions (2-15% hydrocolloid, 5-60% fat, 40-93% water) to achieve a solid or semi-solid composition that functions as a fat replacement while maintaining desirable sensory properties
2Object-affected harmful factors
If fat content is reduced in bakery products, then health benefits are improved, but texture and baking performance deteriorate
Solution Approach 1:
The patent utilizes phase transitions of the hydrocolloid-based shortening, which melts at temperatures between 0°C and 37°C, to replicate the phase behavior of traditional fat during baking, ensuring proper texture development and baking performance even with reduced fat content
Solution Approach 2:
The hydrocolloid acts as an intermediary substance that bridges the gap between reduced fat content and desired texture by providing structural support and functional properties similar to traditional fat, allowing texture and baking performance to be maintained at lower fat levels
3Quantity of substance
If hydrated fat pieces are used to reduce fat content, then total fat amount is reduced, but the fat content remains quite high and texture issues persist
Solution Approach 1:
The patent further refines the formulation by specifying precise parameter ranges: 2-15% hydrocolloid, 5-60% fat, and 40-93% water, with a melting point controlled between 0°C and 37°C, which optimizes the balance between reduced fat content and maintained texture quality
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 solution allows for a reduction in fat content by up to 50% while maintaining the organoleptic qualities of full-fat products, including texture, flavor, and appearance, even in frozen or refrigerated doughs.
Implementation Method 1
a baking ingredient piece has a melting point between 0° C. and 37° C. (e.g., between about 20° C. and about 37° C.), and includes 2% to 15% by weight gelatin or low methoxyl pectin
Data Source
AI summary
Baking ingredients that can be used as a fat replacement in dough compositions and baked goods are described. Baking ingredients include a thermo-reversible hydrocolloid and can be included in a dough composition or layered with a laminated dough. The baking ingredients lead to improved flavor, improved appearance, improved texture, and improved lubricity in reduced fat bakery products. Methods of making and using baking ingredients are also described.