Vengaya Kosu Recipe
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3.4 from 5 votes

Vengaya Kosu Recipe

Vengaya Kosu is a spicy, tangy and tasty gravy that is popular in chettinad Cuisine. It is served as a accompaniment for Idli/Dosa or Roti.
Prep Time10 mins
Cook Time20 mins
Total Time30 mins
Course: Accompaniment, Side Dish, Veg Gravies
Cuisine: Indian, South Indian, Tamil Nadu
Servings: 4 people
Calories: 101kcal
Author: Sowmya Venkatachalam



  • 2 Onion Sliced
  • 2 Tomato Chopped
  • 2 Potato Cut in cubes
  • 1 tsp Salt Adjust As Needed
  • 2 tbsp Coriander Leaves For Garnishing
  • Few Curry Leaves For Garnishing

For Grinding

  • 5 Red Chili
  • 2 tsp Roasted Gram Dal (Pottukadalai / Dhaliya)
  • 2 tbsp Grated Coconut
  • ½ tsp Fennel Seeds
  • ½ tsp Poppy Seeds

For Tempering

  • 2 tbsp Oil
  • 1 tsp Mustard Seeds
  • 1 tsp Cumin Seeds
  • 2 tsp Split Urad Dal


  • Finely slice the onions and chop tomatoes and keep it aside. Peel the potatoes, chop it into cubes and keep this aside

Grinding Process

  • Take all the grinding ingredients in a mixer and grind it to a nice paste. Once the grinding ingredients are ground to a fine paste, take it into a bowl and keep it aside

Tempering Process

  • Heat oil in a pan. Add mustard seeds and allow it to sputter. Add cumin seeds, split urad dal and fry till the dal turns light brown

Making Kosu

  • To the pan, add sliced onions and saute till the onions turn translucent
  • Once the onions turn translucent, add chopped tomatoes and mix well
  • Also, add cubed potatoes to the pan. Add 1 Cup of water and allow the potato to cook till it is tender
  • Once the potatoes are cooked, add the ground masala along with salt and give a good mix
  • Adjust the consistency of Kosu by adding water. Keep in high flame for 5 mins.
  • Switch off the flame. Finally garnish with curry leaves and coriander leaves.
  • Serve the delicious Vengaya Kosu with Idli/dosa or Roti and enjoy a unique accompaniment!



  1. We can add 2 tablespoon of cashews to make the gravy much richer


Serving: 1Cup | Calories: 101kcal | Carbohydrates: 19g | Protein: 2g | Fat: 3g