Take ½ cup pineapple in mixer.
Grind it to smooth paste and then add tomatoes.
Grind it together and keep it aside.
Crush garlic in mortar and pestle and keep it ready
Heat ghee and temper with mustard, red chilli, hing and curry leaves.
Then add the grounded pineapple and tomato paste
Then add water and cooked dal to it.
Next add turmeric powder, rasam powder and salt.
Add remaining chopped pineapple to it.
When it comes to boil add the crushed garlic and finely chopped coriander leaves and switch off the flame.
Delicious pineapple rasam is ready.