Pure powder espresso machine detergent, 20oz jar/ 566g. For use on espresso machinespuro-espresso-cleaning-powder-1backflush (each Group head):insert blind filter in porta-filter and add up to 1/2 teaspoon (3 g) of pure powder. Insert porta-filter into Group head.activate brew cycle for 10 seconds. Stop 10 seconds. Repeat 5 times.insert porta-filter into Group head. Repeat step (2) without Puro powder 5 times.soak:soak filters and metal of porta-filter for 30 minutes in 1 teaspoon (6 g) of pure powder per 32 oz. (1 L) of hot water.rinse with clean hot water.for use on coffee brewerspuro-espresso-cleaning-powder-2empty Coffee from equipment. Sprinkle 1/2 teaspoon (3g) of pure powder per 64 oz. (2L) of brewer Capacity directly into brew basket.run a full brew cycle into each vessel and hold for 30 minutes.empty each vessel and rinse all parts with clean hot water.tip: wet cloth with pure powder solution and wipe down spray heads, then wipe clean. caution: solution may be very hot.