Anyone got any tips to improve here? Theres no obvious channeling or spray coming out the bottomless portafilter. Always starts very slow then speeds up a lot in the second half and has pinholes in the puck? This was 17.5g, distribution with a cocktail stick, 93 degree water. Espresso always tastes a bit harsh, like its over and under extracted
What sort of grinder are you using? It looks like there are some drier parts to the puck, where it looks like a coarser grind. Maybe grind finer and tamp with less pressure?
Anyone got any tips to improve here? Theres no obvious channeling or spray coming out the bottomless portafilter. Always starts very slow then speeds up a lot in the second half and has pinholes in the puck? This was 17.5g, distribution with a cocktail stick, 93 degree water. Espresso always tastes a bit harsh, like its over and under extracted