1, first prepare materials: coffee beans: 50g, water: appropriate amount.

2. Heat the pan, then pour in the coffee beans and stir fry for 2 minutes.

3. Pour it into the grinder, and then start the program to grind it into fine powder.

4. Pour the ground coffee powder into the coffee machine, boil it for two minutes and then pour it out.

5. Prepare a clean and waterless cup and pour the brewed coffee into it.