Step 1: Preheat your oven to 350°F (175°C).
Step 2: In a large mixing bowl, cream together the softened butter and brown sugar until light and fluffy.
Step 3: Add the maple syrup, creamy peanut butter, egg, and vanilla extract. Beat until well combined.
Step 4: In a separate bowl, whisk together the flour, baking soda, and salt. Gradually add to the wet ingredients, mixing until just combined.
Step 5: Chill the dough in the refrigerator for about 30 minutes (optional).
Step 6: Roll the dough into 1 tablespoon balls and optionally coat in cane sugar.
Step 7: Place on a parchment-lined baking sheet and bake for 10-12 minutes.
Step 8: Drizzle melted chocolate over the cookies.
Step 9: Sprinkle with flaky sea salt.
Step 10: Allow to cool before serving.