Corned Beef with allspice

1 (15 ounce) can corn beef hash (or 2 cups leftover meat 1 cup hash browns) 1 cup dice green pepper 1 cup chopped onion 1/2 teaspoon ground allspice 1[...]

3 -4 lbs corned beef brisket (discard seasoning packet, do not trim fat) 16 -17 cups cold water 2 bay leaves 2 teaspoons whole black peppercorns 5 allspice[...]

1 lb lean beef round 1/8 teaspoon salt 1/8 teaspoon black pepper 1 tablespoon yellow mustard seeds 1/2 teaspoon cinnamon 1/2 teaspoon ginger 1/2 teaspoon[...]