Mix flour, baking powder, salt, and pumpkin pie spices (or a mixture of these spices till you have one teaspoon: cinnamon, nutmeg, ground cloves, and ground ginger)
Mix egg, sugar, milk, pumpkin puree, yogurt, and vanilla together. Fold wet ingredients into dry.
Mix in 3 tablespoons of mini chocolate chips (Optional)
Scoop muffin mixture into prepared baking cups. Bake at 350 for 15-20 minutes.
Notes
With whipped topping and chocolate drizzle: 114 calories each, 3 g protein, 21 g carbs, 2 g fat ➖ Without whipped topping and chocolate: 92 calories, 3 g protein, 18 g carbs, 1 g fat