1 lb butter
1/2 oz finely ground cannabis
Melt the butter on VERY LOW heat in a saucepan until it's simmering. Overheating will turn the butter black and add a burnt flavour.
Add the cannabis and let simmer for 30 minutes or so until the butter has turned green.
Pour the butter through a strainer to remove all the pieces of cannabis (cheesecloth works best
Chill in fridge until solid