Composite Brownie Cookie Dough Slab Texture Distinction
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Solution Overview
Problem
Existing methods for industrial production of brookies fail to maintain a distinct texture and visual appeal between the cookie and brownie layers, leading to soggy cookies and unappetizing appearance.
Innovation Solution
A method involving the formation of cookie dough slabs with specific dimensions and moisture content, extruded and cut into irregular shapes, which are randomly deposited over a brownie dough layer, ensuring a desired ratio and baking to produce a composite product with a crunchy cookie top and fudgy brownie bottom, using pregelatinized starch and controlled water activity to maintain texture distinction.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If cookie dough is layered with brownie dough using conventional methods, then the product can be industrially produced, but the texture distinction between cookie and brownie layers is lost and the appearance becomes unappetizing
Solution Approach 1:
The cookie dough is divided into multiple small slabs (0.5-2g each) rather than used as a continuous layer. This segmentation allows each slab to maintain its identity and texture characteristics during baking, preventing the cookie layer from becoming a soggy, indistinct mass while still achieving complete coverage when slabs are deposited in a random pattern
Solution Approach 2:
The cookie dough slabs are prepared in advance with controlled dimensions (6-12mm thickness) and moisture content (10-14wt%) before deposition. This preliminary preparation ensures that each slab has the proper structure to maintain texture distinction during the subsequent baking process, rather than attempting to create texture after the layers are combined
2Stability of the object's composition
If cookie dough moisture content is increased to maintain chewy texture, then the cookie centre remains soft, but the cookie becomes soggy and loses texture distinction from the brownie layer
Solution Approach 1:
The cookie dough slabs are given non-uniform moisture distribution with higher moisture (10-14wt%) concentrated in the centre region and lower moisture at the edges and surface. This local quality differentiation allows the centre to remain chewy and soft while the edges and surface stay crisp and structurally sound, maintaining texture distinction from the brownie layer even after storage
Solution Approach 2:
The cookie dough is formulated with specific moisture content (10-14wt%) and water activity (0.5-0.85) parameters that are optimized to prevent excessive softening during baking and storage. These parameter controls ensure the cookie maintains its structural integrity and texture distinction while still achieving the desired chewy centre characteristic
3Manufacturing precision
If cookie slabs are made smaller to maintain individual texture, then the texture distinction is preserved, but the deposition process becomes more complex and time-consuming
Solution Approach 1:
The cookie dough slabs are designed with dimensions (6-12mm thickness, 7-15mm diameter) that allow them to be automatically deposited by conventional chunk depositors without requiring special handling or positioning mechanisms. The slabs self-align and pack efficiently in a random pattern, eliminating the need for complex robotic manipulation or precise positioning systems while still maintaining individual texture characteristics
Solution Approach 2:
Instead of focusing on precise two-dimensional positioning of each cookie slab, the solution transitions to a three-dimensional random packing approach where slabs are deposited with controlled thickness (6-12mm) and allow natural settling. This dimensional shift simplifies the deposition process from precision positioning to controlled random distribution, reducing device complexity while maintaining texture distinction
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 method achieves a commercially viable brookie product with a desirable texture contrast and appearance, maintaining a crispy cookie and soft brownie layer even after storage, with a shelf-stable texture difference and visual appeal similar to handmade products.
Implementation Method 1
using pregelatinized starch and controlled water activity to maintain texture distinction
Implementation Method 2
using pregelatinized starch and controlled water activity to maintain texture distinction
Data Source
AI summary
The present invention relates to a method of producing a composite brownie and cookie comestible product, the method comprising:providing a plurality of cookie dough slabs having a mean diameter of from 7-15 mm;forming a layer of brownie dough;depositing the slabs of cookie dough to provide a substantially complete layer across an upper surface of the brownie dough and to thereby form a composite dough product, wherein the composite dough product has a ratio of brownie dough to cookie dough of from 5:5 to 9:1 by weight;baking the composite dough product to form a composite brownie and cookie comestible product.