Using semi automatic espresso machine

How to pull better espresso shot using semi automatic machine?

1. Use burr grinder, really make difference
2. Grind fine but not like powder
3. Preheat portafilter first, wait temp reached and pump water only
4. Fill portafilter with ground and tamp it
5. Wait until temperature reached 
6. Put portafilter into machine
7. You'll need small one shot glass for measuring, put another cup in second spout
8. Press pump button, and stop until 1 ounce or 1 1/2 ounce

Result:

😎

Next learn how to froth milk.. 🍼