Is a food mill a good thing to make pea soup with If so, where can I find recipes?
Yes. A food mill does work well for making pea soup, especially
if you want your soup to have a fine texture. You didn't specify
whether you were talking about fresh pea soup or split pea, so here
is one of each: http://www.food.com/recipe/fresh-pea-soup-444960
and
http://www.food.com/recipe/dutch-snert-split-pea-soup-226954