It happened a lot to buy some bananas and you always left with the last black ones and don't know what to do with them! Right ? This is a good way to don't waste your old and mushy bananas, you can also use the fresh ones. It's the same.

In Iran we use lot of mint, we eat it with our rice and "khoresh", with different kind of "kababs" and yogurt dips. In some drinks, like tea, with some extra sugar, and in "Dough" which is a savory yogurt-based Iranian beverage.  "Aragh-e Nanna" is another popular mint based beverage, it actually means "mint distillate". We drink it when we have a stomach ache or as a fresh drink in summer adding sugar and water to it. Mint is also used in many soups (āsh, minestrone) together with other herbs...