Budget
Leonardo's Cafe
301 s. main avenue, +1-605-731-2384, (http://www.washingtonpavi...). open for lunch m-sa. located on the first floor of the washington pavilion, leonardo's is famous for its outstanding sandwiches, made-to-order pizzas and nathan's hot dogs. downtown location means the place can get quite busy.
Midrange
Top end
Minerva's
301 s. phillips avenue, +1-605-334-0386, (http://www.minervas.net/). open for lunch and dinner m-sa. simply the best atmosphere and best food in town. steaks dominate the menu, but the half-roast duckling and pork filet mignon are outstanding.
Spezia
1716 s. western avenue, +1-605-334-7491, (http://www.speziarestaura...). open for lunch and dinner, as well as a sunday brunch from 9:30am-1:30pm. traditional italian fare, but the real draw are the near-perfect pizzas cooked in a woodburning oven. the sunday brunch is a must.
Due to the recent influx of immigrants settling in Sioux Falls, a large number of ethnic restaurants have sprung up throughout the city, offering ethnic Balkan, Italian, Ethiopian and eastern Asian cuisine. You can also find all of the usual chain restaurant suspects everything from Outback Steakhouse to Olive Garden the number of remarkable independent restaurants is small. However, there are a few eateries in the budget less than $10, mid-range less than $20 and splurge more than $20 categories to get you by.
Parkers
Upscale bistro. Varied menu serving lunch and dinner. The best bread in town and great coffee are two bonuses.