Prepare brownies according to box directions. Select the 9x13 or 11 x 7 size.
Once brownies have fully baked, let cool for about 10 minutes. Using a heart cookie cutter, gently cut into brownies. Using a spatula, carefully transfer to a plate.
Melt candy melts for about 30 seconds in microwave or until melted at 30 sec. increments. Add about 1 t. vegetable oil to thin.
Using a spoon drizzle over brownies. Garnish with sprinkles
Recipe by The Gingham Apron at https://www.theginghamapron.com/heart-brownies-2/