This document provides instructions for how to brew beer at home for about £30. It lists the necessary equipment including a mash tun, grain bag, thermometer, and fermentation vessels that can be purchased for under £30 total. It also lists the ingredients for a sample Citra IPA recipe using pale malt and Citra hops. The process involves mashing the grains to convert starches to sugars, boiling the wort with hops, cooling, fermenting with yeast, and bottling.