Step 1

In a large pot, combine 6 quarts water with the kosher salt, granulated and brown sugars, pink salt, pickling spice, mustard seeds and garlic. Simmer over moderately high heat, stirring occasionally, until the salts and sugars have dissolved. Pour the brine into a large bowl and let cool. Refrigerate until chilled.Add A NoteIngredients6 Quart water1 1/2 Cup kosher salt3/4 Cup granulated sugar2/3 Cup light brown sugar1 1/2 Teaspoon pink curing salt1 Tablespoon pickling spice1 Teaspoon yellow mustard seeds8 Clove garlic, crushed

Step 2

Using a metal skewer, poke holes all over the brisket. Pour the brine into a large roasting pan. Add the brisket and cover the pan with plastic wrap. Weigh the brisket down with heavy plates to keep it submerged in the brine and refrigerate. Let the brisket cure for 5 days, turning it once a day.Add A NoteIngredients1 (7 lb) flat cut beef brisket, fat cap trimmed to 1/3 inch

Step 3

Remove the brisket from the brine and pat dry with paper towels. Place the brisket fat side up on a rack set on a rimmed baking sheet. Refrigerate uncovered for 24 hours.Add A Note

Step 4

Remove from fridge and bring the brisket to room temperature.Add A Note

Step 5

When ready to cook, set Traeger temperature to 225°F and preheat, lid closed for 15 minutes.Grill: 225 ˚FAdd A Note

Step 6

In a spice grinder, coarsely grind the peppercorns with the coriander seeds. Cover the fat side of the brisket with the peppercorn-coriander mixture.Add A NoteIngredients1/4 Cup black peppercorns2 Tablespoon coriander seeds

Step 7

Place the brisket directly on the grill grate, spiced side up, in the center. Close lid and smoke at 225° F until an instant-read thermometer inserted in the thickest part registers an internal temperature of 160° F (about 3 to 4 hours).Grill: 225 ˚FProbe: 160 ˚FAdd A Note

Step 8

Remove from grill and wrap in foil making sure to seal very well. Place back on grill and continue cooking for another 3 to 4 hours or until a thermometer inserted in the thickest part of the meat registers an internal temperature of 204° F.Grill: 225 ˚FProbe: 204 ˚FAdd A Note

Step 9

Remove from grill and rest in foil for at least 30 minutes before slicing. If you want cold pastrami, allow to cool completely, refrigerate until chilled and then slice. Enjoy!Add A Note