1 large egg 1 1/2 cups soft bread crumbs 1/2 cup chopped onion 1/2 cup milk 2 tablespoons chopped flat-leaf parsley 2 teaspoons salt 2 teaspoons prepared mustard 2 teaspoons prepared horseradish 1 teaspoon Worcestershire sauce 1/2 teaspoon ground marjoram Read More …