Creating Snickerdoodle Cobbler is a straightforward process if you follow these steps:

1. Preheat the Oven: Preheat your oven to 350°F (175°C). Grease an 8-inch square baking dish.
2. Mix Dry Ingredients: In a bowl, whisk together the flour, baking powder, salt, and ground cinnamon.
3. Combine Sugars: In another bowl, mix the granulated sugar and brown sugar until well combined.
4. Combine Wet Ingredients: In a separate bowl, whisk the milk, melted butter, egg, and vanilla extract until mixed.
5. Combine Mixtures: Gradually add the wet ingredients to the dry ingredients, stirring until just combined. Do not overmix.
6. Pour Batter: Pour the batter into the greased baking dish, spreading evenly.
7. Add Topping: Sprinkle the cinnamon sugar topping evenly over the batter.
8. Bake: Place the dish in the preheated oven and bake for 35-40 minutes, or until the top is golden brown and a toothpick inserted into the center comes out clean.
9. Cool: Remove from the oven and allow to cool for 10-15 minutes before serving.

These simple steps will lead you to an incredible Snickerdoodle Cobbler that is sure to be a hit!