*Everything for the sliders can be prepped in advance. You can bake the chicken right before serving or re-heat the already baked chicken in a 300 degree oven for 15-20 minutes. If possible, try to serve everything as fresh as possible. *Crispy Onions adapted from [Food Network | http://www.foodnetwork.com/recipes/ree-drummond/onion-strings-recipe.html].