What do mustard seed, allspice, red pepper and cloves have in common? They are all thrown together in the hodgepodge also known as Pickling Spice Mix. Most use it for making pickles, but it can also be rubbed on pork roast or even in cooking corned beef. Get creative and try it on other foods. The combination of ingredients in Pickling Spice Mix is sweet, spicy and tangy all in one mix!