Steamed bread contains yeast, which can be divided into fresh yeast and dry yeast. It is an edible and nutrient-rich single-celled microorganism, which is called "inexhaustible nutrient source" in nutrition. Besides protein, carbohydrates and lipids, yeast is also rich in vitamins, minerals and enzymes.
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1, northern hard-faced steamed bread is a favorite daily staple food in some areas of northern China, such as Shanxi, Hebei, Shandong, Henan and Shaanxi. According to different shapes, there are knife-cut steamed buns, machine-made round steamed buns, hand-kneaded long thick stick steamed buns, upright full-height piled steamed buns and so on.
2. The northern soft steamed bread is the daily staple food in the Central Plains of China, such as Henan, Shaanxi, Anhui, Jiangsu and other places. Its shapes include handmade round steamed bread, square steamed bread and machine-made round steamed bread.
3. Southern soft-faced steamed bread is a kind of steamed bread used by southerners in China. Most southerners take rice as their daily staple food, and steamed bread and noodles as their auxiliary staple food. Soft-faced steamed bread in the south is whiter than steamed bread in the north, and most of them have added flavors, such as sweetness, milk flavor and meat flavor. There are varieties such as hand-kneaded round steamed bread, knife-cut square steamed bread and tiny mahjong-shaped steamed bread.
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