Step 1

Generously grease 9x13-inch baking dish. Set aside.

Step 2

Preheat oven to 350 degrees F.

Step 3

Place chocolate chips into a glass or metal bowl and add butter. Melt together in the microwave, stirring ever 30 seconds until smooth.  Allow chocolate mixture to cool for at least 5 minutes.

Step 4

Meanwhile, combine flour, sugar, baking powder, salt, and butter.

Step 5

Stir milk and egg into the cooled chocolate, then stir the dry ingredients into the chocolate, in batches, until completely combined.

Step 6

Spread pie filling in the bottom of the prepared bake dish, then top with the chocolate mixture. Bake for 40-45 minutes.

Step 7

Cool and serve with whipped cream and maraschino cherry garnish if desired.