In a large dutch oven, add brisket to pan without folding over, should lay flat. Add all vegetables on top of and around. Add water to just cover the brisket. add spices and bring to a boil.
Once boiling, bring to a simmer and cook uncovered for 3 hours.
Remove brisket to cutting board, add some of the warm broth only to a large serving bowl. Thinly slice and add brisket slices to the broth.
Serve with horseradish sauce of choice.