A fragrant Vietnamese noodle soup of thin-sliced beef in a broth built on charred onion and ginger and toasted whole spices, finished with the classic herb and lime garnish plate.
1.Char the onion and ginger halves directly over a gas flame or under a broiler until blackened in spots, about 3-4 minutes per side, then rinse off any loose char.
2.Toast the cinnamon stick, star anise, coriander seeds, and cloves in a dry pot for 2-3 minutes until fragrant.
3.Add the beef broth, charred onion and ginger, fish sauce, and sugar; simmer for 20-30 minutes to infuse, then strain and keep hot.
4.Cook the rice noodles according to package instructions and divide among bowls, then top with the raw sliced beef and ladle the hot broth over to cook it through.
5.Serve with bean sprouts, Thai basil, lime wedges, jalapeño, hoisin, and sriracha on the side for each diner to add to taste.