The key to the Vietnamese noodle soup pho is in the broth. Beef bones, onions, star anise, ginger, and fish sauce get simmered for 6 to 10 hours to create a rich and flavorful base for this hearty and comforting soup.

The key to the Vietnamese noodle soup pho is in the broth. Beef bones, onions, star anise, ginger, and fish sauce get simmered for 6 to 10 hours to create a rich and flavorful base for this hearty and comforting soup.