35 puts you in the twin cities, one option would be to take 29 north from Sioux Falls. Personally, I use 15 to St Cloud, good road but two lane and a few towns.
2012 Winnebago Journey 36M Cummins 360 2014 Jeep Cherokee 492 Campgrounds,107K miles driven in our Winnebago motor homes and 2360 nights camping since we retired in July 2009, 41 National Parks