firstly, in a large kadai heat 3 tsp olive oil and saute 2 clove garlic, 1 inch ginger.
also, saute 2 tbsp spring onion slightly.
now add ¼ cup sweet corn, ¼ cup carrot and ¼ cup beans.
saute for 2 minutes or until vegetables are slightly cooked.
transfer the sweet corn paste and saute for 2 minutes.
further add 3 cup water, ¾ tsp salt and stir well.
cover and boil for 15 minutes or until the vegetables are well cooked.
now prepare a corn flour slurry by mixing 1 tsp corn flour in ¼ cup water.
mix to a lump free mixture.
pour the corn flour slurry and stir well.
stir and boil until the soup thickens.
now add ¾ tsp pepper, 2 tsp vinegar and 2 tbsp spring onion.
finally, enjoy sweet corn soup garnished with spring onions.