Zomato has launched a new feature called 'Food Rescue', which allows users to buy cancelled food orders at discounted rates.Around 4 Lakh food orders are cancelled on Zomato every month, resulting in food wastage.Food Rescue enables users within a 3 km radius of the cancelled order to claim the food at a discounted price.Orders containing temperature-sensitive items like ice creams and shakes are excluded from Food Rescue.