Thakkali Curry / Tomato Curry

Ingredients
Tomato - 4,
Onion - 1 ,
Green Chilly - 2,
Turmeric powder - 1/2 tea spoon,
Chilly powder - 1 tea spoon,
Coconut milk - 1 cup thick or blended coconut - 1/2 cup with one cup of water,
Salt,
Coconut oil,
mustard seeds,
curry leaves.

Method
Heat oil in a pan.
Let the mustard seeds splutter.
Add chopped onion.
Stir till transparent.
Add chopped tomatoes, slit green chillies, powders, salt , curry leaves and cook in 1/2 cup water till done.
Add coconut milk or blended coconut.
Remove when start boiling.
Have with rice.