Wash out the beef undercut and put them in a bowl.
Add in 1 tbsp soy sauce, 1 tbsp white vinegar, sugar, corn flour and salt and let it sit for 5 minutes.
Now heat oil in a skillet and boil noodles in it.
Allow it cool and then thoroughly rinse it so as to free it for starch.
Now take some oil in a wok and heat it.
Add ginger garlic paste to it, fry it a little.
Then, add in the onion and sauté until they get slightly coloured.
Now add the marinated undercut to the wok along with the cabbage, capsicum and carrots to it and mix well.
Slowly, add in all the noodles to the meat.
Keep mixing in well.
Add 2 tbsp soy sauce, 2 tbsp white vinegar, pinch of salt, chicken cube flour and black pepper.
Stir fry everything until evenly mixed.
Now put in a dash of sesame oil on top.
Before serving, garnish with green onion leaves, red chilies and bean sprouts.
Serve hot.
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