Richard Blais's Brisket with Coriander, Black Pepper, and Brown Sugar

Ingredients (9)

• One 3- to 4-pound brisket, fatty end
• 1/4 cup coriander seeds, crushed in a mortar or under a pan
• 2 tablespoons kosher salt
• 2 tablespoons freshly ground black pepper
• 2 teaspoons pimentón
• 1 tablespoon cayenne pepper
• 1/4 cup vegetable oil
• 3/4 cup packed brown sugar
• 1/3 cup yellow mustard