Place bread in a greased 13x9-in. baking dish. In a large bowl, whisk eggs, milk, brown sugar, syrup and cinnamon. Pour over bread. Sprinkle with bacon. Refrigerate, covered, 4 hours or overnight., Remove casserole from the refrigerator 30 minutes before baking. Preheat oven to 350°. Bake, uncovered, until a knife inserted in center comes out clean, 50-60 minutes. Let stand 5-10 minutes before serving.