1. Melt butter in a large nonstick skillet over medium-high heat. Add apple and 1 tablespoon granulated sugar to pan; sauté 8 minutes or until apple is tender and lightly browned. Remove from heat; cool 5 minutes.
2. Coat an 11 x 7-inch glass or ceramic baking dish with cooking spray. Arrange half of bread in dish. Top with apple mixture; top with 1/2 cup pecans. Arrange remaining bread over pecans.
3. Combine the remaining 5 tablespoons granulated sugar, milk, cinnamon, and eggs in a medium bowl, stirring with a whisk. Pour milk mixture over bread, pressing down to submerge. Cover and chill overnight.
4. Preheat oven to 350°.
5. Uncover dish. Sprinkle remaining 1/4 cup pecans and turbinado sugar evenly over bread. Bake at 350° for 48 minutes or until a knife inserted in center comes out clean.