Preheat your oven to 350°F (175°C).",

"Lightly grease a 9x13-inch baking dish.",

"Spread the lemon pie filling evenly in the bottom of the dish.",

"Sprinkle the lemon cake mix evenly over the pie filling.",

"Drizzle the melted butter evenly over the top of the cake mix.",

"Bake for 40-45 minutes, or until the top is golden and the edges are bubbly.",

"Let cool slightly before serving. Enjoy with whipped cream or a dusting of powdered sugar if desired."