We all know that cooking at home is less expensive than eating out, but just how much money do you actually save by cooking your own meals? Researchers were able to find the average cost per serving of cooking from scratch and compare it to the cost per serving of ordering from a restaurant, and they found that, on average, it is almost five times more expensive to order delivery from a restaurant than it is to cook at home. If you’re looking to save money, here’s one easy place to cut back on costs.