Yeast-leavened doughnuts are made with ingredients that include flour, shortening, milk, sugar, salt, water, yeast, eggs or egg whites, and flavorings. Doughnuts produced in sanitary baking conditions in grocery stores, bakeries, or franchises often come from pre-packaged mixes
A standard cupcake uses the same basic ingredients as standard-sized cakes: butter, sugar, eggs, and flour. Nearly any recipe that is suitable for a layer cake can be used to bake cupcakes
Water is responsible for triggering all natural chemical processes in dough, controls dough temperature, and hydrates dough components. Specifically, water is one of the major components in baking, and thus many bakers use lower tempered water or use water to maintain the temperature of their batter or dough.
The water filtration process found in commercial water filtration systems can remove contaminants from water such as lead and other heavy metals. Special carbon water filters retain these unwanted particles all while permitting clean, safe drinking water to pass through.