System for processing food products

A method of operating a system for processing food products, comprising:

• guiding food products into a cutting plane of a slicing apparatus;
• cutting off slices from the food product by a blade in the cutting plane;
• forming part portions that comprise one or more cut-off slices on a portioning section;
• transferring the part portions from the portioning section to a transport device;
• moving the part portions by the transport device onto a product support of a stacking apparatus;
• wherein the part portions are successively transported onto the product support and are placed on a stacking section of the stacking apparatus, and a food portion is formed that comprises a plurality of part portions;
• and
• measuring the weight of at least one of the part portions or the food portion by a scale at at least one of the transport device or the stacking apparatus.