Electric cooking appliances and devices for food preparation, for domestic purposes, namely, electric grills, electric toasters, electric sandwich makers, electric sandwich toasters, fryers, electric multi-functional cookers, electric pressure cookers, electric slow cookers, electric sous-vide cookers, electric food steamers for food preparation, electric rice cookers, electric cooking ovens and microwave ovens, electric cooking pans, electric steam ovens; electronic cooking appliances with temperature, humidity and weight sensors, namely, electric fryers, electric grills, electric toasters, multi-cookers and multifunctional cookers, electric steam ovens and electric food steamers; electronic cooking appliances with built in sensors for weighing food and measuring food and humidity, namely, electric fryers, electric grills, electric toasters, multi-cookers and multifunctional cookers, electric steam ovens and electric food steamers; and electric cooking appliances that combine all or several of the aforementioned cooking appliances; all of the aforementioned electronic cooking appliances and devices for use in connection with a mobile application