Garnish:

•     Thin sliced onion
•     Sliced scallion
•     Tai Basil leaves
•     Lime wedges
•     Bean sprouts

1. Wash / Rinse Ox tail with water several times through colander until clear.
2. Par boil Ox tail removing scum from top as it cooks. Rinse with cold water.
3. Char 1/2 Onion and Ginger slices under broiler 
4. Roast Pho spice pack in pan (dry) until fragrant (3-4 min). Place in bag.
5. Add Ox tail, onion, ginger, spice pack, beef base, rock sugar and salt in Instant Pot.
6. Add water to almost max level (8 cups?)
7. Instant pot on manual high sealed pressure for 60 minutes then turn on slow cook.
8. Skim fat off top of soup with straining spoon. Remove onion and other floating materials.
9. Add 3 tbs Fish sauce and continue to slow cook on warm until ready to eat.
10. Boil Pho noodles as directed.
11. Add noodles to bowl and add think sliced onion, steak and scallion
12. Place 3 cups boiling soup over mixture.
13. Garnish with basil, bean sprouts, lime wedges and hot sauce / jalapeño as desired.