1. Add cooking soda in 4 tsp of hot water and mix well.

2. Now add sugar to that and put aside until it comes up.

3. Take bread pieces, wheat rava, all purpose flour, shahjeera, salt, sugar and cooking soda mixture in a bowl and mix well with buttermilk and put aside for 6 -7 hours.

4. Heat a pan and put ladderful of dosa dough on it, spread and cook for 3-4 minutes with closed lid.

Serve hot with any chutney.