Boil the water in a kettle.
Attach the filter to the top chamber, make sure the filter is firmly attached.
Measure 320 grams of boiling water and fill it to the lower chamber.
Place a heat source below the lower chamber. Insert the glass tube on the top container into the hole in the bottom container. Let it sit to the side and leave a gap.
Grind coffee beans into meidum grind size.
When you see lots of bubbles, the water is boiled. Attach the top part securely and ensure there is a good seal between the two units.
Let the water rise to the top container via the tube.
Pour the ground coffee into the water. Start the timer. Stir it with a spoon to get everything saturated.
At 90 seconds, remove the heat source. Let the coffee filter down to the lower container.
Take out the top container, hold the handle of the siphon coffee maker and serve.