If you wish to buy food for the Chennai Flood victims, you can do it through Zomato. Zomato will add equal quantity for Free. that is if you buy for one person (INR 100), they will be delivering food for two.
Deepinder Goyal tweeted that they have received orders for 55,000 meals and Zomato will make it 110,000 meals.
So Zomato will be opening it again after they completed the delivery of orders they received so far.