The present invention relates to a process for producing a casein protein product comprising the steps of: —providing a casein concentrate starting material, —heat-treating the material, —cooling the heat-treated material, —subjecting the cooled material to a treatment with a crosslinking enzyme, —optionally subjecting the cooled material to a treatment with a coagulant and —processing the material into the casein protein product/allowing the casein protein product to form.