- Lightly grease an 8½-by-4½-inch loaf pan. Melt 1 cup chocolate chips. Set aside.
- In a large bowl, whisk together eggs and brown sugar. Add milk, spices, vanilla and melted chocolate. Whisk again until evenly blended. Add the bread to the egg mixture. Make sure the bread is submerged. Set aside for 30 minutes
- While bread mixture is standing, heat oven to 350 degrees. Spoon half of the bread mixture into loaf pan. Sprinkle the additional 2 cups of chocolate chips and ¼ cup pistachios over the bread mixture. Cover with remaining bread mixture and ¼ cup leftover pistachios.
- Bake for about 55 minutes, or until center is set. Cover top with foil for the final 15-20 minutes of baking. Serve warm or room temperature