It sounds like this "breeder" is really more like a backyard breeder who has a couple pets she breeds? She may be so inexperienced that she doesnt realize that she is putting the pups in danger?
Tough situation.
Here is the food that many breeders use.
MINI Starter / MINI (dogs from 9 ? 22 lb) / Size Health Nutrition / Dog Products / Products / Products / Home Royal Canin USA - Royal Canin