Wash quinoa 3-4 times or till water runs clear. Heat pan at medium low heat. Add washed quinoa and 1 cup of water. Cover the pan and cook it at medium low heat for about 18-20 minutes.
After 20 minutes switch off the heat and move the pan away from the heat. In another pan heat ½ tsp of oil and roast peanuts till they become brown and crispy.
Transfer peanuts in a bowl. In the same pan heat butter. Add cumin seeds, mustard seeds, dry red chilly, curry leaves, chana dal, urad dal.
Sauté continuously and fry till dals become nice golden brown and you can smell the spices. Once done keep the tadka aside.
Whisk the yogurt till it becomes smooth and creamy. In a mixing bowl take cooked quinoa and add curd, peanuts, cucumber, tadka, salt and mix everything together.
Curd quinoa is ready to serve. Garnish it with fine chopped coriander leaves.