The Midwest is known as “the nation’s breadbasket” because of its wheat production.
The Midwest is called the "nation's breadbasket" because it is the country's largest producer of grain, as well as hogs and dairy products. The states of the Midwest all have productive, fertile farmland.
The region of the United States that is known as "breadbasket" is the Great Plains. The Great Plains are located east of the Rocky Mountains and west of the Mississippi River. The region is famous for its grain and corn production.