Creating the Apple Pear Puff Pancake is simple when you follow these steps:

1. Preheat Oven: Preheat your oven to 425°F (220°C).
2. Prepare Baking Dish: Place a 10-inch cast-iron skillet or oven-safe baking dish in the oven to heat.
3. Mix Eggs and Milk: In a mixing bowl, whisk together the eggs and milk until well combined.
4. Add Dry Ingredients: Gradually add the flour, sugar, vanilla extract, and salt to the egg mixture, whisking until smooth and free of lumps.
5. Prepare Fruit: In a separate bowl, toss the diced apple and pear with cinnamon. Set aside.
6. Melt Butter: Carefully remove the hot skillet from the oven and add the butter, swirling it around until melted and foamy.
7. Add Fruit: Evenly distribute the cinnamon-coated apple and pear in the skillet.
8. Pour Batter: Pour the batter over the fruit, making sure it covers all the pieces.
9. Bake: Return the skillet to the oven and bake for 20-25 minutes, or until the pancake is puffed and golden brown.
10. Serve: Once done, remove from the oven and let it cool for a few minutes. Dust with powdered sugar before slicing.

By following these steps, you can create an incredible Apple Pear Puff Pancake that will leave everyone asking for seconds!