Food and beverage processing and preparation machines, namely, dosing apparatuses for dispensing pre-determined ingredients, mixing machines, aerating apparatuses being machines, kneading apparatuses for industrial purposes, apparatus for depositing bakery batter and ingredients for the production of food, bakery and confectionery products, buffering apparatus for maintaining the composition of bakery batter and ingredients, apparatus for injecting bakery batter and ingredients into a baking ...