Food

Food Processing and Cooking Extrusion for Advanced Cereal-Based Products

Modern food processing increasingly relies on extrusion cooking to transform cereal flours and starch-based formulations into value-added products with controlled texture, structure and nutritional properties.

Key challenges in food extrusion include:

• uniform cooking of flours and starches

• precise control of temperature and shear

• homogeneous mixing of ingredients

• flexibility to process different recipes and raw materials

These requirements are particularly critical in high-growth markets such as snacks and gluten-free products.

ICMA solution: twin-screw extrusion as cooking and mixing technology

ICMA develops co-rotating twin-screw extruders specifically suited for food processing applications where simultaneous cooking, mixing and shaping are required.

Thanks to their intrinsic characteristics, twin-screw extruders allow:

• controlled thermal and mechanical energy input

• efficient cooking of cereal flours

• intensive and uniform mixing of ingredients

• stable processing of complex food formulations

The extrusion process becomes a continuous cooking system, not just a forming operation.

Modularity and screw geometry for recipe optimization

One of the key advantages of ICMA twin-screw technology is the modular design of screws and barrels, which enables:

• precise adjustment of shear and residence time

• adaptation to different raw materials and moisture levels

• optimization of cooking profiles for specific products

By selecting appropriate screw elements and configurations, the extrusion process can be tailored to:

• starch gelatinization

• protein texturization

• expansion control

• final product structure

Advanced thermal control for food applications

Food extrusion requires accurate temperature management to ensure:

• consistent cooking

• product safety

• repeatable quality

ICMA extrusion lines integrate advanced thermoregulation systems, allowing:

• precise temperature profiling along the barrel

• stable and repeatable cooking conditions

• protection of sensitive ingredients

Applications in high-growth food markets

ICMA twin-screw extrusion technology is particularly suitable for:

• snack production (expanded and non-expanded products)

• gluten-free pasta and cereal-based foods

• cereal and flour-based formulations

• innovative food products requiring process flexibility

In gluten-free applications, twin-screw extrusion ensures:

• excellent flour blending

• controlled structure development

• consistent product quality despite the absence of gluten

Typical applications

• Snacks and expanded food products

• Gluten-free pasta and cereal foods

• Cereal flour cooking and processing

• Innovative and functional food formulations

Why ICMA

ICMA combines:

• twin-screw cooking extrusion expertise

• modular screw and barrel design

• advanced thermal control

• process engineering know-how

Each extrusion system is engineered according to:

• recipe composition

• target product characteristics

• required cooking and texturization level

The result is a flexible, reliable and industrial-grade food extrusion solution, capable of supporting both established products and new market developments.

Processes and formulations for this industry can be developed and validated on ICMA Lab & Pilot extrusion systems before being transferred to full-scale production lines.