The Norske Nook, founded as a small-town café in 1973, is now a foursome of revered pie shrines in Osseo, Rice Lake, Eau Claire, and Hayward, Wisconsin. The Nook’s international fame grew from a tradition of Midwest home baking, informed by Scandinavian roots and enriched by the luscious ripe fruit and sumptuous sour creams and cream cheeses of …