From the website Heygrillhey.com, we found a recipe that, according to its founder and BBQ boss lady Susie Bulloch, this ...
Stovetop: Rinse the brisket, place it in a stockpot (or any large pot), and add water to cover. You can also add some beer.
Marinating the brisket before slow roasting allows the flavors to really soak into the meat. "When my husband's family lived in Amarillo, Texas ... South lean towards pot roasts.
Slow cooker: Corned beef cooks well in a slow cooker or Instant Pot. In a slow cooker, add the brisket, enough water to cover it, and the spices from the spice packet or your own spices.