swedish meatball recipe

1. Classic Swedish Meatballs Ingredients: 1 pound ground beef ¼ cup panko bread crumbs 1 tablespoon chopped parsley ¼ teaspoon ground allspice ¼ teaspoon ground nutmeg ¼ cup finely chopped onion ½ teaspoon garlic powder ½ teaspoon salt 0.12 teaspoon pepper 1 egg 1 tablespoon olive oil 5 tablespoons butter 3 tablespoons flour 2 cups beef broth 1 cup heavy cream 1 tablespoon Worcestershire sauce 1 teaspoon Dijon mustard