Because it's leaner, the flat cut is the version of brisket that's a staple dish to serve on Jewish holidays. The same is true of corned beef, where brisket is cured in a salt solution (in the U.S ...
But, even though they come from the same cut of meat, brisket and corned beef each have their own flavors ... and-a-half hours for a full brisket flat. On the far end of the smoky spectrum ...
Made from the breast or lower chest of the cow, brisket is a tough beef cut that is prepared by braising or slow smoking. It is also commonly cured and made into pastrami or corned beef.