To a bowl take 1 heaped teaspoon tamarind. Add 1/2 cup warm water to it.
Crush it well and set aside.
To a mixer jar add 1 and 1/2 teaspoon cumin seeds, 1 and 1/2 teaspoon pepper, 1 and 1/2 teaspoon coriander seeds, 10 fenugreek seeds.
Grind this coarsely first.
Now add 4 big cloves garlic, few curry leaves and 1 green chili.
Grind it coarsely, transfer to a bowl and set aside.
Put a X mark in the tomatoes like this and set aside. I used 3 large tomatoes.
Boil 2 cups water and add the tomatoes. Let it boil for 8-10 minutes or until the skin starts to peel off.
Now peel the skin from the tomatoes, remove the stem part and discard.
Mash it well using a masher. Set aside.
To a kadai or pan - add 2 teaspoon oil heat it up now add 1 teaspoon mustard seeds let it crackle. Then add 1/4 teaspoon split urad dal, 1/2 teaspoon hing, few curry leaves and 1 red chili give a quick saute.
Now add the crushed mixture saute for a minute.
Add mashed tomatoes.
Strain and add tamarind extract. Discard the remains. Add salt to taste.
Add around 1 cup water. Adjust according to the consistency and flavors.
Add 2 tablespoon coriander leaves.
Give a quick mix. Keep the flame to medium.
Now let it come to a boil in medium flame. Keep covered until serving time.
Hot flavorful tomato rasam is ready!