The simplest kits will contain hopped extract, yeast, priming sugar and bottle caps. Next, here s the equipment you ll need. Preferably 16-20 quart size. If you make a lot of spaghetti like I do, you should already have this. Stainless steel is the best for home brewing.
Copper is good, but too expensive for most people.
I ve read varying reports on aluminum, generally it s frowned upon. Spring for a stainless pot, they re not expensive. 7.5-gallon size is the best. The extra space will allow the foam that rises during fermentation to do its thing without going up through the airlock. It requires a tight-fitting lid with a hole in the top to accept an airlock.