Canning usually is a more economical
method of preserving food in the home
than freezing. The canning operation varies
from household to household — as to what
foods are canned, how they are processed,
the kinds of containers or equipment used
and the amounts canned at a given time.
A worksheet for estimating canning costs
is found in Table 5. In addition to the cost
of produce, special costs associated with
preserving food by canning