Cheese Eye Formation Control via Particle Nucleation
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Solution Overview
Problem
The challenge in producing Swiss and Continental cheeses with consistent and optimal eye formation is exacerbated by modern cheesemaking practices, which often result in defects such as uneven distribution and size variations due to factors like milk quality, salt content, and bacterial interactions, making it difficult to achieve the desired quality parameters.
Innovation Solution
The introduction of particles with defined sizes and optimized blends of lactic acid bacteria and propionic bacteria, which act as nuclei in the cheese matrix to control eye formation, ensuring uniform distribution and quality by interacting with the cheese matrix and gas-forming bacteria.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If modern cheesemaking practices (faster ripening, high salt content, low proteolysis) are used, then productivity and cheese quality are improved, but eye formation control deteriorates
Solution Approach 1:
The patent introduces particles with defined properties (size, shape, composition) into the milk before cheese making to pre-establish nucleation sites for eye formation. This preliminary action ensures that even under modern fast-ripening conditions with high salt and low proteolysis, the gas bubbles have predetermined locations to form, thereby maintaining eye formation control while allowing faster production cycles.
2Manufacturing precision
If particles with defined properties are added to control eye formation, then manufacturing precision of eye distribution is improved, but device complexity increases
Solution Approach 1:
The patent controls eye formation by adjusting parameters of the added particles (size distribution, composition, concentration) rather than changing the fundamental cheese-making process. By modifying these particle parameters, precise eye distribution is achieved without requiring complex equipment or multi-step processes, thus improving manufacturing precision while keeping device complexity low.
3Quantity of substance
If propionic acid fermentation is intensified to improve eye formation, then eye quantity increases, but harmful factors (off-flavors, excessive gas) increase
Solution Approach 1:
The patent uses particles as intermediaries between the propionic acid bacteria and the cheese matrix. These particles provide controlled nucleation sites that guide gas bubble formation, allowing eye quantity to increase while preventing uncontrolled secondary fermentation. The particles mediate the fermentation process to produce desirable eyes without the harmful side effects of excessive gas production or off-flavors.
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 allows for precise control over eye formation, improving the spatial distribution and quality of eyes in cheese, enhancing the visual appeal and consistency of Swiss and Continental cheeses.
Implementation Method 1
the eyes formation is mainly the result of propionic fermentation during warm room storage, involving the conversion of lactate into propionate, acetate and CO2
Implementation Method 2
Continental cheese type with eye formation meaning cheese where hole can be formed without PAB addition but by lactic acid bacteria: mesophilic lactococci and usually leuconostocs, both of which generally produce CO2
Implementation Method 3
The introduction of particles with defined sizes and optimized blends of lactic acid bacteria and propionic bacteria, which act as nuclei in the cheese matrix to control eye formation
Data Source
AI summary
Present invention relates to new processes for making Swiss cheeses or Continental cheeses type with an improvement of eyes formation and distribution. This present invention relates the culture design and use of particles with defined properties based on technical knowledges about eyes formation. More specifically the present invention relates to a process for making cheese, the process comprising: a. Obtaining a milk composition b. Optionally maturing said milk composition by physical, chemical or biological means c. Adding particles with a size of 1 μm to 50 μm to said milk composition d. Adding lactic acid bacteria and/or proprionic bacteria e. Adding coagulant, wherein steps c, d, and e may be done in random order, sequentially or simultaneously f. and further processing the composition to produce a cheese.