My shot has little or no crema.
It’s not always that you went too far or not far enough: sometimes, water doesn’t pass through the coffee evenly, and weird things happen. To fix it either:
Dose more coffee / Grind finer / Use fresh coffee
Problem And Solutions - Forge Coffee - Page 3
My shot looks to be all crema.
Beans that are still holding a lot of gas from the roasting process aren’t quite ready for brewing. If your espressos have absurd amount of foam, all that’s needed is a little patience. To fix it:
Allow the coffee to rest for a couple more days.
