American chopsuey is ralated to other popular and similarly regional pasta dishes use with various meat and vegetables with sauces. I sharing here a vegetable chopsuey.
Boil 5 cups of water with 1 tsp oil and 1 tsp salt.
Add hakka noodles in the water. Do not over cook. Stain

Fry until golden brown
Take a pan and heat some oil, add 2 cloves of minced garlic and toss for thirty seconds.add carrots, capsicum, onion and cabbage and saute.

Do not overcook. Add tomato sauce, 1 tbsp soy sauce, 1 tbsp vinegar,1 tbsp pepper powder, and saute well. Mix two spoons of corn flour in water and pour.
Pour this sauce over the fried noodles and garnish with fried egg.