Preheat oven to 350°F. Line a baking sheet with parchment.

Place nuts on prepared sheet in a single layer. Bake 8 minutes, or until lightly toasted.

Remove any large flakes of skin from the walnuts and transfer to a small bowl.

Add water and toss until coated.

Add brown sugar and salt, and toss until coated.

Transfer to lined baking sheet and bake 10 minutes, or until crisp.

Cool on a plate.