 feeding them to keep them coming back to your yard is the best way to do it so before you understand the do's and don'ts of hummingbird food you're going to need a recipe and that's really really simple it's one cup of sugar and four cups of water now you mix the two ingredients together bring it to a boil and let it cool and that is it now a bird's digestive system is very different from humans so there are some tips to keep in mind when you're making this homemade hummingbird food