Grind rolled oats into a fine powder. Transfer it to a mixing bowl.
Add rawa, rice flour, curd, water (as required) and salt.
Mix everything well together.
Let it rest for 20 mins (approx.). It will soak the water and increase in volume.
Add water to adjust the consistency. It should be flowing consistency.
Heat dosa tawa till it starts to smoke. Pour oil and sprinkle some water, it should start bubbling immediately. (Watch video for better understanding).
Wipe off the excess water using kitchen towel or tissue.
On a high heat, pour the batter and spread it outwards in circular motion.
Lower the heat and let it cook till upper part is dried up.
Pour oil, ghee or butter. Spread evenly.
Switch the heat to high and cook till the dosa is crisp brown from the bottom.
Fold and serve hot.