If going near Sioux Falls South Dakota /Sioux City IA I recommend the following.
Archies Waeside Lemars IA-reviews elsewhere on this site. Steaks, Chops, Home made salad dressings. Regarded as one of the best in country.
Black Angus Bar and Grill Canton SD-Good food, friendly owner and staff, small town atmosphere. Steaks, Chops, Burgers
Mainstreet Bar and Grill Larchwood IA-Good food, Good Service, Small town atmosphere. Steaks, Seafood, Burgers, French Dip Sandwich, Wings, Twice baked potato
Bobs Cafe Sioux Falls SD-Broasted Chicken, Breakfast, new BBQ items
B&G Milky Way Sioux Falls SD- Soft Serve Ice cream and sandwich items
Cookie Jar Sioux Falls SD-Made from scratch Cookies, bars, sandwiches, soups, salads