Place the Charuset leftover, chestnuts, lemon juice and a pinch of salt in a food processor, and proses until fully combined.
Place the chicken breast on a clean cutting board and season both sides with a sprinkle of salt and pepper.
Place 2 tablespoons of the mixture on closest edge of the chicken, and roll. If needed use 2 toothpicks to keep it from opening.
Place the chicken breast rolls in a dip baking pan, drizzle some of the charuset juice or Silan over the chicken breast and bake for 25 minutes. Serve immediately.