Pickles are a great way to add an acidic bite to any meal. The tartness helps cut through the taste of richer foods. Many vegetables are good candidates and Jicama is one of my favorites.
Salad
Vinegar Cole Slaw
I always have cabbage in the house. It seems to be my most commonly eaten vegetable. I eat it raw, pickled, and cooked in various ways but today it is cole slaw.