Aseptic carton packaging for feta cheese: preserving freshness, unlocking global reach
Did you know that feta and other white cheeses can be safely packaged and matured inside aseptic cartons? This advanced solution allows producers to extend shelf life, protect product quality and simplify logistics - without compromising the cheese’s traditional texture and flavor.
At IPI, we’ve developed carton packaging solutions specifically tailored for feta cheese and similar dairy products. Our technology is already helping producers in regions like Egypt successfully export white cheese to new markets, supporting growth in countries with rising demand for Mediterranean-style foods.
Aseptic carton packaging is increasingly adopted across global markets to meet this growing demand. It enables producers to reach distant regions while maintaining strict food safety standards and a high level of product consistency.
From liquid to cheese block – all inside the carton
The process starts with high-quality milk, typically a blend of sheep’s and goat’s milk for traditional feta, which is concentrated, standardized and prepared for curd formation. Salt is added and thoroughly mixed, an agent is introduced to help trigger natural coagulation. Just before filling, a coagulant is added to start the curdling process.
Instead of forming curds in open vats, the still-liquid mixture is aseptically filled into pre-sterilized carton packs under hygienic conditions. The cartons are then hermetically sealed, allowing the cheese to begin solidifying directly inside the closed package within 20 to 30 minutes - a technical solution used by IPI’s that enables in-pack coagulation of white cheese.
As the curds form, any liquid whey released remains inside the carton, naturally creating the brine that preserves the cheese’s texture and moisture. The sealed cartons are stored at controlled temperatures to allow full setting and are moved to cold storage after 24 hours. The cheese is ready to be consumed just one week after production.
This in-pack coagulation process reduces handling, prevents contamination, and ensures consistent product quality - all while supporting shelf-stable distribution and simplified logistics.
A clean break from traditional methods
Compared to conventional techniques - such as packing feta in tins or tubs filled with brine - aseptic carton packaging offers clear advantages. There is no need for a continuous cold chain to prevent spoilage. Moreover, the in-carton setting process significantly reduces product handling: by eliminating steps such as open-air curd transfer, cutting, and repackaging, producers minimize contact points and greatly reduce exposure to potential pathogens.
Versatile formats and retail display options
The most commonly used carton sizes for white cheese in aseptic packaging are 125 ml, 250 ml and 500 ml (rarely some 1000 ml formats can also be found). Depending on the package format and marketing approach, white cheese products can be found on store shelves in different orientations - either in the classic upright position or laid flat with the long side resting on the shelf. This versatility allows for greater flexibility in display and optimizes retail shelf space.
Why Choose Aseptic Cartons for White Cheese?
Aseptic cartons deliver a unique set of benefits for producers, retailers, and consumers:
- Authentic Taste, Longer
Cartons serve as ideal maturation chambers, preserving flavor and freshness for up to 6 - 12 months at room temperature. - Superior Food Safety
The sterile, sealed environment minimizes handling and contamination risks throughout the process. - Efficient Production
In-carton coagulation streamlines operations and reduces complexity on the production line. - Sustainable & Lightweight
Made mostly from renewable paperboard, cartons are space-efficient, easy to transport, and recyclable. - Consumer Convenience
Cartons are compact, easy to open, and available in a variety of practical sizes for both retail and foodservice. Presenting a block of feta cheese at the table becomes much easier and more convenient since you just have to remove the carton and place the block of cheese on a dish.
Supporting a Growing Global Market
The global white cheese market was valued at over $10 billion in 2019 and is expected to reach $15 - 16 billion by 2028, driven by evolving dietary preferences and increased demand outside of Europe. Regions such as North Africa, the Middle East, and Asia-Pacific are experiencing the strongest growth, supported by wider availability of international dairy products in modern retail and foodservice channels. In particular, the Asia-Pacific region is forecast to grow at a CAGR of approximately 8% through 2030, reflecting rising consumer interest in Mediterranean-style products and improvements in distribution infrastructure[1].
Aseptic packaging plays a key role in this expansion by making it easier to export high-quality white cheese while meeting international standards for safety and shelf stability. The demand for smaller portion sizes of feta and similar cheeses is growing. This shift, from traditional 500 ml packs to more practical 125 - 250 ml formats, reflects modern consumption habits. Recent market insights confirm that convenient, ready-to-use formats are increasingly valued, especially among younger consumers in both Western and non-Western countries[2]. This growing focus on convenience also calls for greater flexibility in packaging lines and a higher degree of automation.
In parallel, the potential of probiotic white cheeses is drawing strong interest. These products meet the rising demand for functional foods that support digestive and immune health. Thanks to recent innovations in controlled fermentation and probiotic strain selection, producers can now develop white cheeses with added health benefits — without compromising on taste or texture. The global market for probiotic cheese is expected to grow steadily in the coming years, with opportunities to position feta-type products as part of a new generation of functional dairy foods[3][4] .
More Than Packaging: A Trusted Partner in Dairy Processing
At IPI, we go beyond supplying packaging technology. We work closely with dairy producers to adapt recipes, configure the right carton formats, and integrate aseptic systems seamlessly into their existing operations. Whether you’re producing traditional feta or other types of white cheese, our goal is to help you deliver a premium product — safely, efficiently, and sustainably.
Looking to expand your white cheese offering?
Discover how IPI’s aseptic carton solutions can help you grow your business across new markets.