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Watermelon Rasam Recipe



Watermelon Rasam Recipe|How to make Watermelon Rasam|Watermelon Rasam Recipe with step by step instructions and pictorial presentation

Watermelon Rasam recipe sounds so different and innovative na? You can think out of the box, and play around with Ingredients to make this traditional dish Rasam in fusion style.

Moreover this recipe is gluten free and can be made vegan friendly.

What is Rasam?

Rasam belongs to South Indian cuisine, which is made using lentils, tomatoes and tamarind pulp along with few more spices. 

Fruity Rasam

South Indian cuisine is my favourite cuisine. From making  Barley Idli and Fusion Italian Pizza Dosa, I just keep experimenting with this cuisine.

While going through many recipes to make Rasam, which include fruit as main ingredient for cooking, watermelon Rasam caught my attention.

An interesting recipe of watermelon rasam

I found the recipe of watermelon rasam truly very interesting, as I love experimenting with different cuisines. This is a recipe developed by Shri Mountbatten Iyer, a well known Chef from Chennai. Therefore i decided not to give it a miss.

I have come across so many types of rasams but however, this recipe of Watermelon Rasam, i totally loved it. A combination of various flavours this rasam is very different yet so tasty.


Prep Time 20mins  

Cook Time 10mins      

Serves 4 People


Cooked toor dal – 1 cup (this should be mashed and extremely watery)
Strained Watermelon juice 3 cups
Tamarind pulp 1 cup
Turmeric powder – 1/4 tsp
Red chilly powder – 1/2 tsp
Hing/ asafoetida- 1/4 tsp
Salt to taste 
Jaggery 1/2 tsp

To make Rasam Powder :

Rasam powder no. 1 – coarse powder of whole pepper & Jeera/ Cumin seeds (2:1 ratio)
Ghee – 2 tbsp
Cooked toor dal – 1 cup 

Note on rasam powders no. 1 & 2:

There are two rasam powders that need to be used to make this rasam.

Rasam powder no. 1 should be added while making the rasam and Rasam powder no. 2, which is garnish powder, to be added after the rasam is made.

To make rasam powder no. 2 for garnish:

This powder is to be made just before making the rasam for freshness and added flavour.


Ghee – 1tsp
Hing / asafoetida – 1/4 tsp
Toor Dal – 1.5 tbsp
Channa Dal – 1.5 tbsp
Pepper – 1.5 tbsp
Coriander seeds – 3 tbsp
Whole red chilly – 10 nos or more
Jeera – 1 tsp
Curry leaves
Coriander leaves – finely chopped

Rasam powder no. 2  Recipe

Heat ghee in a wok, add toor dal, chana dal and fry till golden brown and add pepper corns.

Once they pepper corn splutters, add coriander seeds and fry till golden brown or till the raw smell is gone.

Add red chillies and fry it.
Add curry leaves and once it crackle add some jeera and immediately turn off the flame.

Cool this mixture down and grind to a coarse powder.

Method to make Watermelon Rasam Recipe:

Pour tamarind pulp into a wok. After that add turmeric powder, red chilly powder, hing, salt, curry leaves and jaggery and bring to a boil.

Add a little water to the boiling mixture if you think it is a little too thick.
Let it boil till the raw smell of the tamarind goes and add chopped coriander leaves
Now add the rasam powder.

Allow to boil and add the watermelon juice
Add some pepper powder nd let it boil. The colour is a lovely deep red colour.

Add the cooked watery dal and let it boil for a while.


Watermelon Rasam


Mix in the powder that is used to garnish and immediately turn off the flame.
In a separate wok put ghee, temper mustard seeds, jeera and pour over rasam.
In the end mix lemon juice.

Watermelon Rasam

NOTE: The tempering and squeezing of lemon is done after turning off the stove always.

Watermelon Rasam Recipe

1. Try and use your hand as much as possible while cooking, especially while making Rasam.

2. In other words, your hand imparts flavour that no ladle can. This is a secret tip shared by Shri Mountbatten Mani Iyer.

3. To make watermelon rasam vegan friendly please replace ghee with oil and avoid using Hing/asafoetida.

Happy cooking



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Watermelon rasam recipe


This Post Has 23 Comments

  1. Mayuri Patel

    Awesome recipe Lata, using watermelon to make a comforting and tasty rasam. There are so many different variations of rasam, but I haven’t tried a fruity version. Your recipe is for keeps.

    1. Lata Lala

      Thank you Mayuri. Fruity rasam is something I have never tasted before so it was just an experiment and yes tge recipe is for keeps.

  2. Pavani

    What an interesting, innovative and fruity twist to rasam. Never thought watermelon could be used to make a dish like this.

    1. Lata Lala

      Thank you Pavani. True this recipe is for keeps.

  3. Malini

    That’s an interesting rasam recipe. I am wondering, how the outcome comes, it must have been awesome with fruit flavor. When I buy watermelon next time, I will give it a go on this recipe. Experimenting with different flavors is always fun. Kudos to you!

    1. Lata Lala

      Thank you Malini. It truly was an awesome and wonderful fruity flavoured rasam. It tasted so good.

  4. Padma Veeranki

    I love fruit flavoured rasam and this is such a wonderful one….It really must have tasted yummy right? I make it slightly different though…and I also never combine both tamarind and lemon in the same recipe!!

    1. Lata Lala

      It tasted amazing Padma. Tamarind and lemon both impart beautiful flavour to the rasam.
      Thank you for writing in.

  5. Jayashree T.Rao

    I had tried a pineapple rasam, now this is something I need to try. It must be ideal to have as a soup too. Lovely and innovative one Lata

    1. Lata Lala

      Pineapple rasam sounds very interesting recipe Jayashree. I haven’t tasted it yet.
      Thank you dear. It’s ideal to be taken as soup too.

  6. Usha

    Rasam is one of my favorites and this is in fact very innovative. Never would have thought if watermelon in a rasam. A good one.

  7. Sandhya Ramakrishnan

    I have made pineapple rasam before as it is very popular in Tamil weddings. I have never thought of watermelon rasam. That would have a lovely fruity flavor. I love your rasam powder recipes.

    1. Lata Lala

      I haven’t tasted pineapple rasam ever but it sounds delicious. And watermelon rasam is worth a try.

      Thank you Sandhya.

  8. Anshu

    Oh wow! Rasam with watermelon, sounds so interesting and innovative Lata. I am sure it must have come out absolutely mouthwatering….

  9. Priya Srinivasan

    wow, watermelon rasam, such a unique flavor in rasam! must definitely try!! Fruit flavors in rasam must be an interesting experiment! Will definitely give it a try next time i buy watermelon!

  10. Let alone watermelon rasam, we have not made yet normal rasam in our kitchen, but looking at your recipe I have decided that I am definitely going to make this watermelon rasam.

    1. Lata Lala

      Jagruti the recipe of watermelon rasam is worth trying. Thank you dear.

  11. sasmita

    Great one ! Rasam with watermelon sounds so so interesting and innovative as well 🙂
    Looks absolutely mouthwatering and I am bookmarking to try in summer surely

    1. Lata Lala

      Thank you Sasmita. It truly is full of fruity flavours.

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