Answer:
According to your question the answer will be
The people waste the food as they order it for eating but after eating a bit they don't like to eat the remaining food so therefore the food get waste. We can do many things to reduce the wastage of food such as we can order a limited amount of food or either we can eat the food and the remaining one we can tell the Waiter to pack and give as you have given the money and either you can take it home or can serve it to the needy people .