In A Saucepan, Combine The First Nine Ingredients. Bring To A Boil. Reduce Heat; Cover And Simmer Until Vegetables Are Tender. In A Small Bowl, Combine The Flour And Milk Until Smooth. Stir Into Stew. Bring To A Boil; Cook And Stir For 2 Minutes Or Until Thickened. Discard Bay Leaf Before Serving.