what is the difference between roasting chicken and fryer?
Fryer — The USDA defines a fryer chicken as between 7 and 10 weeks old and weighing between 2 1/2 and 4 1/2 pounds when processed. ... Roaster — A roaster chicken is defined by the USDA as an older chicken, about 3 to 5 months old and weighing between 5 and 7 pounds.