1. Beans can be added with other veggies. Cut the beans into thin stripes, add them after onion
2. Ginger and garlic can be sautéd with onion and soy sauce can be added in the end
3. A teaspoon of tomato ketchup can be added with red chilli sauce for extra color and taste
4. Rice vinegar can be used instead of plain vinegar
5.Cook the noodles in high flame, sauté contoniously for even cooking
6. Adjust the soy sauce and chili sauce according to your taste