One of the last food choices I picked were chips. Chips are easy to get and mostly everyone likes them. Chips are a good thing to have with your meal at a cookout because it is a cheap way for people to eat.
Homemade Sweet Potato Chips in the Dehydrator (Eating Bird Food)
Homemade Baked Potato Chips - Thinly cut, red skin potatoes, tossed with olive oil and a variety of seasonings and baked. notes that red potatoes are better for baking into chips (others are too starchy), while yukon golds are better for deep frying.