overnight apple sourdough french toast

adapted from http://www.food.com/recipe/overnight-blueberry-french-toast-306088


1 loaf Sourdough bread, sliced 1-inch thick
9 large eggs
3 cups milk
1 teaspoon ground nutmeg
1 teaspoon vanilla
1/2 cup maple syrup
1/4 cup butter (or stick margarine)
1 cup chopped pecans (optional)
2 cups apples diced (peeled if you prefer)
2 cups blueberries (fresh or frozen)
Directions:

1
Grease a 13 x 9 inch baking dish- might need larger depending on your loaf of breada.
2
Arrange the bread in a single layer in the dish.
3
In a large bowl, beat the eggs. Add in the milk, nutmeg, vanilla, and 1/4 cup of the brown sugar. Stir well to mix.
4
Pour egg mixture evenly over the bread. Cover and let sit for at least 2 hours, but up to 8 hours or overnight.
5
When ready to bake, preheat the oven to 400 degrees.
6
In a small saucepan over medium heat, melt the butter and remaining 1/4 cup of maple syrup, stirring well.
7
Top the egg mixture with the pecans and blueberries or apples, then drizzle on the butter sauce.
8
Bake for 45 minutes until set and golden brown on top.
9
Serve with warm maple syrup.