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Espresso: Difference between revisions
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= General notes about making good espresso = | = General notes about making good espresso = | ||
* Purge the group heads '''before and after pulling a shot''' for a few seconds. This keeps oils from hardening on the mesh, which in turn means consistently better coffee and less effort to clean up. | * Purge the group heads (i.e. run an empty shot) '''before and after pulling a shot''' for a few seconds. This keeps oils from hardening on the mesh, which in turn means consistently better coffee and less effort to clean up. | ||
* Likewise purging and wiping the steam wands clean '''after steaming milk''', as a show of respect and kindness towards your co-workers and tools. | * Likewise purging and wiping the steam wands clean '''after steaming milk''', as a show of respect and kindness towards your co-workers and tools. | ||
* Use the deeper baskets in the portafilters. They're correctly installed in Toronto's machine; other MozSpaces are encouraged to follow suit. If you're not in the habit of swapping these out, just go with what's in front of you. | * Use the deeper baskets in the portafilters as they will keep the oils from getting into the machine. They're correctly installed in Toronto's machine; other MozSpaces are encouraged to follow suit. If you're not in the habit of swapping these out, just go with what's in front of you. | ||
* There are specific left and right portafilters; mixing them up means they won't seal properly. Tag them in your location, if they haven't already been. | * There are specific left and right portafilters; mixing them up means they won't seal properly. Tag them in your location, if they haven't already been. | ||
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* Generally, be gentle with the machine. | * Generally, be gentle with the machine. | ||
* The hot water tap is good for | * The hot water tap is good for heating up your cup, but is continually reboiled, so not so good for drinking. If you're making an americano, use a different water heater for this. | ||
* It's important to purge the group heads before and after pulling a shot for a few seconds. This keeps oils from hardening on the mesh, which in turn means consistently better coffee and less effort to clean it up. Likewise the steam wands. I may have mentioned this twice because it's important, but it's important. | * It's important to purge the group heads before and after pulling a shot for a few seconds. This keeps oils from hardening on the mesh, which in turn means consistently better coffee and less effort to clean it up. Likewise the steam wands. I may have mentioned this twice because it's important, but it's important. | ||
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== Maintenance == | == Maintenance == | ||
* Clean and backflush the machine twice a week (see mentioned video in previous section) | * Clean and backflush (i.e. reverse a shot into the machine using the impermeable basket) the machine daily with water, and twice a week with backflush detergent (see mentioned video in previous section) | ||
= How to adjust the grinder (San Francisco) = | = How to adjust the grinder (San Francisco) = | ||