My two main methods are either brewing in the Aeropress but with half the amount of water, or using an espresso, as others already mentioned.
The one thing on my bucket list of things to try is “recursive iced coffee”:
- use the avove method to make iced coffee
- freeze to ice cubes
- make iced coffee with coffee ice cubes
I made some coffee cubes before and used them with an oat milk infusion? Drink? Whatever you’re supposed to call it, and that turned out very tasty
There are a few advantages
And it’s a good learning experience, sooner or later things won’t just work and you have to learn about compilers, linkers, various build systems and script languages etc.
But yeah, for most people it’s not worth the effort