Wash and soak urad dal and rice separately for 6 hrs or over night.
Using strainer drain all the water from rice and urad dal.
Add drained rice to mixer jar,add little water and grind into coarse batter.
Remove rice batter into a big bowl and set aside.
In same mixer jar add drained urad dal and grind into smooth paste using little water.
Transfer urad dal batter in a bowl of rice batter.
Add salt to taste and mix batter well.
Now add 1tsp cumin seeds,1 medium chopped onion,1chopped green chilli,1 tsp coriander powder and 2-3 tbsp chopped coriander leaves to batter.
Mix all the ingredients well in batter.
Heat 1 tbsp oil on high heat in a deep pan,spread the oil in the pan.
Lower the heat add 2-3 large laddle of batter in a pan.
Gently spread and even out the batter from the top with the back of the laddle.
Cover the pan and cook on low flame,until the base is crispy and golden.
When you see the edges are cooked,turn over the dibba roti carefully with spatula and cook again for few minutes.
Transfer the cooked roti in a plate.Same way prepare dibba roti with remaining batter.
Slice the dibba roti and serve with any chutney or pickle.
