Homemade Corned Beef

Name: Homemade Corned Beef
Cook time: 3 h
Total time: 3 h
Cuisine: British
Ingredients: 1 tablespoon whole allspice berries; 1 tablespoon whole mustard seeds (brown or yellow); 1 tablespoon coriander seeds; 1 tablespoon red pepper flakes; 1 tablespoon whole black peppercorns; 2 teaspoons whole cloves; 9 whole cardamom pods; 6 large bay leaves, crumbled; 2 teaspoons ground ginger; 1/2 stick cinnamon; 1 gallon (3.8 liters) water; 300 g Kosher salt (2 cups of Diamond Crystal brand Kosher Salt OR 1 cup 3 1/2 tablespoons of Morton's Kosher Salt); 5 teaspoons pink curing salt (optional, see Recipe Note); 3 tablespoons pickling spices; 1/2 cup (90 g) brown sugar; 1 5-pound beef brisket; 1 tablespoon pickling spices