Mongolian beef

Name: Mongolian beef
Cook time: 25 min
Total time: 25 min
Cuisine: Asian
Ingredients: 700g Beef; 30ml Soy sauce; 2 tsp Garlic powder; 2 tsp Black pepper; 1/2 tsp Baking soda; 3 tsp Olive oil; 20g Cornstarch; 220g Egg noodles; Scallion; 4 Garlic cloves; 1 small Onion; 40ml Dark Soy sauce; 50ml Oyster sauce; 10g Cornstarch; 15ml Water; Chilli flakes; Sesame seeds