Mince garlic and ginger, slick bok choy and green onions, set aside.
Thinly slice the pork.
Heat a large dutch oven on medium heat, add oil
Cook the pork until no longer pink- be sure not to overcrowd.
Stir in ginger, garlic, red pepper flakes and a bit of salt and pepper.
Add in the bok choy ribs and cook for 2 minutes or until softer.
Add in the stock and bring to a boil.
Add in the rice wine vinegar, soy sauce- taste to see if it needs more seasoning.
Reduce to low and add the leafy parts of bok choy.
Simmer for 5 minutes.
Divide drained ramen evenly amongst bowls.
Ladle in soup, garnish with green onions.