The Tangy Topping That Improves Your Italian Subs (Hint, It's Not Pickles) - Chowhound

Bhofack2/Getty Images The Italian sub is an iconic blend of fatty meats and cheese, plus tangy toppings like red wine vinegar and onions. How you build your own comes down to personal preference, but if you're looking for a way to add a little zest to this dish, try topping the sandwich with a pile of kimchi. Kimchi is a vegetable dish native to Korea. A classic kimchi is most often made by marinating and…