Preheat oven to 350 degrees and spray mini muffin tins with non-stick spray.
Prepare the brownie batter according to the package's instructions and divide batter among muffin tins.
Bake for 15-20 minutes, or until cake tester comes out clean.
Allow brownies to cool in the pan for 5 minutes, then transfer to a wire rack to cool completely.
Clean, dry, and cut the strawberries so both ends are flat.
Layer the strawberries, brownies, and marshmallows on the skewers and lay them out on a wax paper-lined cookie sheet.
Melt the chocolate in a microwave-safe bowl in 30 second intervals until completely melted.
Transfer to a piping bag or ziploc bag with the corner snipped off and drizzle each kabob.
Transfer to the fridge to allow the chocolate to set and until ready to serve.