what is cornish hen
Cornish Hens. Cornish chickens are a large English breed with white, black or red feathers. They are a heritage breed, meaning they've been bred for many years in a particular location with traits conducive to thriving in that environment.They are now raised by backyard enthusiasts and small farms.ornish chickens are a large English breed with white, black or red feathers. They are a heritage breed, meaning they've been bred for many years in a particular location with traits conducive to thriving in that environment.