I just watched a Brewing TV epsiode on brewing-in-a-bag (BIAB). They took 7lb (3.2KG) of grains, and 5 US Gallon (19 Litres) of water. After mashing they had 4 US Gallons (15 Litres) of 1.052 gravity ...
I'd like to try homebrewing, and I've read a great deal about the process, but I will have more time than money (I'm about to graduate from college). It seems like most people buy a lot of equipment ...