As always, quality and durability are standard features of the Grunwerg range. Café Ole Espresso Coffee Makers are part of a range of high quality and stylish coffee products and accessories. All Café Ole products are designed to brew the perfect coffee or tea. Directions of use: Put ground coffee into the beaker to taste. See coffee pack for details. Carefully fill beaker to the metal band with boiling water. Replace the lid with the steel filter pulled up to the underside of the lid. Ensure a tight seal all the war round. When ready to serve, first slowly push the plunger knob to filter the coffee grounds to the bottom of the beaker. Then pour. Established 1945 Grunwerg is a renowned Sheffield manufacturer of quality catering and kitchenware, the product of choice amongst professionals in the food industry.