Creating the Apple Pear Puff Pancake is a straightforward process. Follow these steps to achieve delicious results:

1. Preheat the Oven: Preheat your oven to 425°F (220°C) and place a 10-inch cast-iron skillet or oven-safe pan inside to heat.
2. Prepare the Fruit: In a mixing bowl, combine the sliced apples and pears with ground cinnamon. Set aside to allow the flavors to meld.
3. Mix Wet Ingredients: In another bowl, whisk together the eggs, milk, and vanilla extract until fully combined.
4. Combine Dry Ingredients: In a separate bowl, mix the flour, salt, and sugar together. Gradually add this mixture to the wet ingredients, stirring until smooth.
5. Add Melted Butter: Stir in the melted butter until fully incorporated into the batter.
6. Add Fruit: Gently fold the sliced apples and pears into the batter, ensuring they are evenly distributed.
7. Bake: Carefully remove the hot skillet from the oven. Pour the batter into the skillet and return it to the oven. Bake for 25-30 minutes or until the pancake is puffed and golden brown.

These simple steps will help you create a stunning Apple Pear Puff Pancake that will impress everyone at the table.