Chocolate Raspberry Hazelnut Croissant Bread Pudding

Name: Chocolate Raspberry Hazelnut Croissant Bread Pudding
Ingredients: 5 croissants (around 14 oz total, sliced into 1-inch slices); 1 tablespoon butter; 4 large eggs; 2 tablespoons granulated sugar; 2 tablespoons brown sugar; 1 teaspoon cinnamon; A pinch of nutmeg; 1/2 teaspoon salt; 1 cup whole milk; 1 cup heavy cream; 2 tablespoons bourbon (optional); 1 tablespoon pure vanilla extract; 1 6-oz. container Driscoll’s Organic Raspberries, plus more for serving; 1 cup 6 ounces dark chocolate chips; 1/4 cup toasted hazelnuts (chopped); 1 tablespoon granulated sugar; 1/2 teaspoon cinnamon