01 -
Line an 8 x 8 inch dish with parchment paper, leaving overhang on the sides for easy removal later.
02 -
In a mixing bowl, stir together peanut butter, melted butter, brown sugar, vanilla and salt until sugar dissolves. Gradually mix in powdered sugar until fully incorporated.
03 -
Press the mixture into the prepared dish. Smooth the top with a spatula or flatten with your palms to create an even ½ inch thick layer.
04 -
Place the dish in the freezer until the mixture is firm enough for cutting.
05 -
Line a tray with parchment paper. Using a small heart-shaped cookie cutter, cut out hearts from the firm peanut butter mixture and place them on the prepared tray. Gather scraps, knead together, flatten, and cut additional hearts.
06 -
Return the cut hearts to the freezer until they are completely firm.
07 -
Melt the chocolate and line another tray with parchment paper.
08 -
Working with a few hearts at a time (keeping the rest in the freezer), use a fork to dip each heart into the melted chocolate. Gently tap the fork to remove excess chocolate. Place the coated hearts on the parchment-lined tray.
09 -
Refrigerate the chocolate-covered hearts until the chocolate has fully set.
10 -
Store in the refrigerator or freeze for longer storage.