Back Bay Chili

Bahan-bahan (8 porsi)

• 1 quart (4 cups) water
• 2 pounds lean ground beef ((5% fat))
• 2 large onions, (chopped)
• One 16-ounce can tomato paste
• 1½ tablespoons apple cider vinegar
• 1 tablespoon black pepper
• 1 tablespoon salt
• 1 teaspoon ground cumin
• 1 teaspoon Worcestershire sauce
• 1 medium garlic clove, (minced)
• ½ teaspoon cinnamon
• ½ teaspoon ground red cayenne pepper
• ½ teaspoons ground allspice
• 3 whole bay leaves
• shredded cheese and sour cream for serving, (if desired)