Preheat oven to 350 degrees. Grease a 2 1/2-quart baking dish. Melt butter in a large saucepan. Add onion, celery, green pepper and mushrooms; cook, stirring, until tender but not browned. Stir flour ...

Let’s start with wild rice, which makes sense because it’s the state’s official grain — a designation that dates to 1977. Wild rice soup has surely earned its place as Minnesota’s ...