2Half onion and ginger and cook on pan till charred on both sides.
3Rinse bones & brisket then cover with water in large stock pot. Boil for 5 minutes, then drain. Rinse each bone and brisket under tap water.
4Wipe pot clean, bring 3.5 litres water to boil. Add bones, aromatics, sugar and salt - water should just barely cover everything. Cover with lid, simmer for at least 3 hours.
5Remove brisket, cool then refrigerate for later. Strain broth into another pot, discard bones and spices.
6Assemble bowl with rice noodles, sliced tenderloin, brisket, toppings and lime wedge.