ROASTED AND GROUND POWDERED COFFEE AND METHODS FOR ITS PRODUCTION Russian patent published in 2022 - IPC A23F5/26 A23F5/40 

FIELD: coffee industry.

SUBSTANCE: dried roasted and ground coffee product contains roasted and ground coffee particles infused and/or coated with soluble coffee substances in amount of 20–50 wt. %. Said soluble coffee solids have been extracted at temperature below 60 °C. Method for production of dried roasted and ground coffee product is implemented as follows. Roasted and ground coffee beans are extracted at temperature below 60 °C. Obtained coffee extract is cooled to temperature of 10 to 4 °C. Cooled coffee extract is mixed with roasted and ground coffee that has not been subjected to extraction in ratio of soluble dry substances of coffee and roasted and ground coffee from 1:1 to 1:10, thus infusing and/or coating particles of roasted and ground coffee with soluble coffee substances. Infused and/or coated roasted and ground coffee is dried. Disclosed is a version of the method for production of dried roasted and ground coffee product. Beverage preparation method is implemented as follows. Dried roasted and ground coffee product is mixed with a liquid, preferably water, at temperature below 35 °C in ratio of dried roasted and ground coffee product and water from 1:5 to 1:20. Mixture is soaked for less than 5 minutes and filtered to recover the beverage.

EFFECT: group of inventions provides a product allowing to prepare a cold brewing coffee drink, spending considerably less time for brewing without detriment to taste-and-flavor properties of the cold brewing coffee drink.

13 cl, 1 dwg, 1 tbl, 4 ex