1.7kg Coopers Heritage Lager extract can (or Muntons Lager/Coopers Lager etc)
1.5kg Coopers Liquid Light Malt (or any Liquid Light Malt)
Add 2 litres (2 quarts) of hot (recently boiled) water to your fermenter.
Pour in and dissolve the can of extract and can of light malt.
Top up the fermenter with cold water to 21 litres (5.5 gallons).
Check temperature of wort and adjust with hot or cold water to get close to 20c/68F at 23 litres (6 gallons).
Mix in yeast when wort is 20c/68F.
Try and let the wort cool down over the next couple of days to as low as 13c/55.5F.
Ferment at 13c-20c (55.5F-68F) for 10 to 14 days.
Bottle or keg as usual.