How to use the metal coffee filter cup? Common problems and improvement methods of hand-punched metal filter

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Although the metal filter cup has the advantage of no filter paper consumption and can retain coffee oil, the metal filter cup is easy to accumulate water when brewing light roasted coffee beans.

The main reason for the accumulation of water in the metal filter cup is poor exhaust, because the design without exhaust grooves makes it difficult for the gas generated by coffee to escape, thus causing the accumulation of water. Light roasted coffee beans are brewed in metal filter cups, fresh beans still have ways to reduce water retention.

Maybe put a cake filter paper on top of a metal filter cup. The principle is to help "create exhaust grooves" in the metal filter bowl to improve exhaust and thus improve extraction.

This principle is to use the metal filter cup as a support, with cake filter paper, good exhaust characteristics to greatly improve the flow rate and flavor problems.

On the whole, put cake filter paper can effectively improve the problem of water, here to provide a friend who has a metal filter cup at home a new method of use, in general, medium roast coffee beans can not filter paper, shallow roast beans if brewing serious water can be used to improve its problem, so that your old equipment has a new life!

Front Street suggested brewing parameters:

Hand washing: V60 filter cup small Fuji R440 grinding 3.5, water temperature about 90 degrees

The recommended grinding degree of normal pressure is 4, and the water temperature is 90℃.

Siphon grinding degree is 4, water temperature is 90℃~91℃

The grinding degree of Aile pressure is recommended to be 3.5, and the water temperature is 90℃.