Step 1

Preheat oven to 180C/160C fan-forced. Place macadamia nuts on a baking tray. Roast for 3 to 5 minutes or until light golden. Allow to cool completely.

Step 2

Reduce oven to 160C/140C fan-forced. Line 2 large baking trays with baking paper.

Step 3

Using an electric mixer, beat butter and sugar until light and fluffy. Add egg, vanilla and cinnamon. Beat until just combined. Add flour and macadamia nuts. Using a wooden spoon, stir until well combined.

Step 4

Spoon level tablespoons of mixture, 4cm apart, onto prepared trays. Bake for 18 to 20 minutes or until light golden. Cool on trays for 5 minutes. Transfer to wire rack to cool completely.

Step 5

Drizzle biscuits with melted chocolate. Set aside for 30 minutes to set. Serve.