Not only is this a clever way to reuse glass bottles and Mason jars, but it also allows you to ... hummingbirds are particularly attracted to red, so if you have a red folder, that may be the ...

Slonecker's recipe is simple: In a quart-sized mason jar or other glass vessel, mix 1 1/2 cups of leftover red wine, or about half of a bottle, and 1/4 cup of Bragg apple cider vinegar.