Momos Chutney is basically a hot and spicy accompaniment served along with Indian street food Momos.
Bring a pot filled with 1/2 cup of water to a boil and add in the tomatoes, onions, ginger, garlic and red chillies.
Add water just enough to cover the veggies and let it simmer for 15-20 mins.
After 20 mins or once the tomatoes are cooked and softened, remove the skin on top of tomatoes. strain the water through a sieve and transfer the veggies to a blender jar.
Add in the sugar, salt, soya sauce and vinegar and blend to a smooth paste. Adjust the consistency using the strained water if need be.