1) Preheat oven to 375 degrees.2) Arrange bread in greased pans.3) In large bowl, whisk together eggs, milk, pumpkin, brown sugar, vanilla, cinnamon, and salt.4) Pour evenly over bread and toss to coat completely.5) Cover and refrigerate overnight.6) Just before baking, sprinkle berries (and optional crumble topping) on top.If you don't use the crumble topping:7) In small sauce pan or in microwave, heat butter with maple syrup over medium heat until melted. Drizzle over berries.8) Bake about 30-35 minutes until set.9) Dust with powdered sugar (optional) and serve with maple syrup.To freeze: Do all instructions, including the drizzle of butter/syrup, but freeze before baking.To bake from freezer: Let thaw in the fridge overnight. Bake as directed. You may have to cook it longer if partially frozen. Cover with foil if it starts to get too brown.