Should I prewarm the phin and cup?You can include prewarming in your recipe. Use equipment that is suitable for hot water and handle the hot brewer and cup carefully.
How should the parts be assembled?Identify the base, chamber, insert and lid supplied with your phin. Follow the instructions for that model, then keep the same setup when comparing coffees.
What should I do between brews?Remove the used grounds and clean the phin as its maker recommends, including the holes and surfaces where residue collects.
For the next steps, follow the
full Vietnamese phin brewing guide. The
guide to choosing beans for a phin helps you select the coffee product to trial.