The difference between an unwashed ice cream machine and an ordinary one: an unwashed ice cream machine means that it can be used all the time without cleaning; 7-day cleaning-free means cleaning once every 7 days, which are two different operation methods.

Ordinary ones should be cleaned frequently.

Ice cream is a kind of volume-expanding frozen food, which is made of drinking water, milk, milk powder, cream (or vegetable oil) and sugar as main raw materials, and adding a proper amount of food additives through mixing, sterilization, homogenization, aging, freezing and hardening.

Ice cream is a food with high protein, high sugar and high fat.

In addition, it also contains amino acids, calcium, phosphorus, potassium, sodium, chlorine, sulfur, iron and so on. It has the functions of regulating physiological function, maintaining osmotic pressure and pH value.

Data show that the digestibility in human body can reach more than 95%, which is higher than meat and fat.

Ice cream is very nutritious. It is rich in high-quality protein, lactose, calcium, phosphorus, potassium, sodium, chlorine, sulfur, iron, amino acids, vitamin A, vitamin C, vitamin E and other bioactive substances that are extremely beneficial to human beings, and has the functions of regulating physiological functions and balancing human osmotic pressure and pH value.