Pour on by degrees sufficient vinegar (tarragon vinegar is best) to dilute it to the proper consistence.

On one of these he placed some clay and worked it up with his knife into a proper consistence.

If pumpkin yeast is well made, and of a proper consistence, neither too thick nor too thin, it will keep longer than any other.

To make it work freely, it is mixed, before being used, with a little oil of turpentine, till it is brought to a proper consistence.