Artificially flavored. Per 1 oz Serving: 150 calories. See nutrition facts for total fat content. Chicago's snack. Since 1926. From Lake Shore Drive to Lincoln Park, Vitner's sour cream & onion flavored chips are the classic complement to every get-together! Since 1926, Vitner's has done things the Chicago Way: big and bold! The flavors and traditions of Chicago go into everything we make, and today everyone can savor our robust, full-flavored snacks.