Clean and deep fry dried anchovies and set aside to drain.
Boil a pot of water with pinch of salt, turmeric, dried mango powder, onion powder to make a stock. Boil cashews until soft yet still firm. Drain and set aside.
Wash and cut Brussels sprouts into quarters.
Slice one red onion into thin slices.
Dice ginger, garlic, and green chilies fine.
Fry onions in oil, followed by curry leaves, green chili, ginger garlic fry for few seconds. Add cashews fry for couple of seconds, followed by fish sauce, Brussels sprouts. Fry for five minutes until sprouts are cooked.
Add fried anchovies, curry powder and crushed chilies. Mix it up well, turn the heat off and if you prefer to add a teaspoon of lime juice.
Enjoy tortilla chips, naan, or any other flat bread of your preference.