Pumpkin Chocolate Chip Dutch Baby

Bahan-bahan (2 porsi)

• 2 large eggs
• 2 Tbsp butter
• 2 Tbsp pumpkin puree
• 1/4 cup milk
• 1/4 cup unbleached all-purpose flour ((or whole-wheat pastry))
• 1/2 tsp pumpkin pie spice
• Cinnamon and semisweet chocolate chips ((for topping))
• Powdered sugar ((optional))