– 1/2 cup unsalted butter
– 1 yellow onion, diced
– 2 1/2 teaspoons kosher salt
– 1 pound ground beef
– 3 cloves garlic, crushed
– 1 teaspoon freshly ground black pepper
– 1 pinch cayenne pepper
– 1 bay leaf
– 2 1/2 cups beef broth, plus more as needed
– 3 cups canned crushed or puréed tomatoes
– 1 1/2 cups water, plus more as needed
– 2 1/2 pounds green cabbage, cut into 1 1/2-inch pieces
– 1 cup long grain white rice
– 3/4 cup chopped Italian parsley, divided