firstly, in a large vessel boil 4 cup water with 1 tsp salt.

add 2 cubed potato and boil for 8 minutes or until the potatoes are half cooked.

drain off the aloo and keep aside.

in the kadai heat 4 tsp oil and saute 2 clove garlic, 1 chilli and 2 tbsp spring onion.

also saute ½ capsicum and ½ onion till they shrink slightly.

further add 2 tbsp tomato sauce, 1 tbsp vinegar, 1 tbsp soy sauce, 1 tbsp chilli sauce, ¼ tsp pepper powder and ¼ tsp salt.

stir fry on high flame until the sauces are well combined.

now prepare corn flour slurry by mixing 1 tsp corn flour with ¼ cup water.

pour in corn flour slurry and mix until the sauce thickens and turns glossy.

add in fried aloo and mix gently.

finally, serve aloo manchurian serve garnished with spring onion.