Place the stick of butter in a 9x9-inch squarebaking dish and place it in the oven to melt for 3-4 minutes until fully melted. Remove from the oven and set aside.
In a medium mixing bowl, whisk together theflour, baking powder, and salt. Add the sugar and whisk to combine.
Pour in the buttermilk, vanilla extract, andlemon extract and whisk just until combined.
Pour the batter evenly over the melted butter inthe pan (do not stir).
Spoon the lemon pie filling over the batter.
Bake at 350F for 45-55 minutes until the edgesof the cobbler are golden brown.