The  red slovenian onion called the ptujski rdeči LUK is a variety of onion that is most widely used in Slovenia.  This is a red onion, with  red ,juicy and fat outer leaves and white inner leaves. It has got a sharp taste and a strong scent. This type of onion is best for  preparing a tasty goulash or sauces of any sort.This sort of onion is also known for its healing effects, as it contains vitamins and minerals.

And according to some local experts when you get sting by a bee, you should put some red onion on the wound as it helps to stop the pain.