- For preparing tasty mushroom curry, clean the mushrooms thoroughly and slice it into small pieces. 
- Heat oil in a vessel and add the sliced mushrooms. 
- Put it on a low flame and fry the mushrooms well with turmeric powder, chilly powder and pepper powder and salt for 5-10 minutes. 
- Now cut the onion and green chillies and grind with cashews to a fine paste. 
- Add the paste to the cooked mushrooms and allow it to simmer on low flame. 
- Now add coriander powder and garam masala. 
- Toss in the sliced tomatoes and mix well with coconut milk. Allow it to boil it for 5 - 8 minutes. 
- Garnish with curry leaves. 
- Tasty mushroom curry is ready. Serve hot with roti, bread , basmati rice, etc .