<P> Chuck steak is a cut of beef and is part of the sub primal cut known as the chuck . </P> <P> The typical chuck steak is a rectangular cut, about 1" thick and containing parts of the shoulder bones, and is often known as a "7 - bone steak," as the shape of the shoulder bone in cross section resembles the numeral' 7' . This cut is usually grilled or broiled; a thicker version is sold as a "7 - bone roast" or "chuck roast" and is usually cooked with liquid as a pot roast . </P> <P> The bone - in chuck steak or roast is one of the more economical cuts of beef . In the United Kingdom, this part is commonly referred to as "braising steak". It is particularly popular for use as ground beef, due to its richness of flavor and balance of meat and fat . </P> <P> Other boneless chuck cuts include the chuck eye (boneless cuts from the center of the roll, sold as mock tender steak or chuck tender steak), chuck fillet (sold as chuck eye steak and chuck tender steak,) cross-rib roast (sold as cross-rib pot roast, English roast, or "the bread and butter cut"), top blade steak or chicken steak, under blade steak, shoulder steak and shoulder roast, and arm steak and arm roast . </P>

What is chuck roast called in the uk