Well, you let it dry out in the open, but in the dark for about a week.

You then put the dry bud into a sealed container with a small bit of green vegetation, some people use a bit of orange peel so you have some moiture in there.

Then you seal it and open it for about an hour everday for about a month.

This breaks down the chemicals in the plant, make it taste like weed should and it activates the cannabinoids and THC molecules.