Leeba, You can make many things out of old rotis. 1. crumble them. Put some oil in a kadai add rai into it when done put haldi put the cumbled roties add a little bit of suger, red chilli powder, salt. stir it well. this tastes like upma/chiwda. and it is filling dish. 2. make eight pieces (four cuts for each roti) deep fry them in oil. When they become cool add finely cut onion, some salt, red chilli powder corriender, sev. eat each piece like bhel.