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Dark beer, also known as strong beer, is generally brown or dark brown. The original wort concentration is 12 to 20 degrees, and the alcohol content is above 3.5%. Its liquor highlights malt aroma and malt burnt aroma, and its taste is mellow and slightly sweet, and the bitterness of hops is not obvious. The wine is mainly made of burnt malt and black malt, and the consumption of hops is small. It is made by long-term concentrated saccharification process.

The calorific value of dark beer per 100 ml is about 100 kcal. Therefore, people call it a good drink and enjoy the reputation of "black milk". Munich beer, which originated in Germany, is the most famous. For example, Kulmbach beer is a dark storage beer, which usually uses roasted malt, such as burnt malt and black malt, to obtain a deeper color. The aroma of malt and cola is very prominent. Dark beer comes in different colors and types.