The layer cake had the following formulation: flour (30.01%), sucrose(27.03%), UHT medium skimmed liquid milk (18%), liquid pasteurized egg (15.02%), sunflower oil (9.04%), and baking powder (0.90%). Ingredients were mixed for 1 min at speed 4, and 9 min at speed 6 using a KitchenAid Professional mixer KPM5 (St. Joseph, Michigan, USA).