Step 1

Line a cookie sheet with parchment paper and evenly spread out the peanuts.

Step 2

Place the butter, swerve and vanilla essence in a small saucepan over medium-high heat.

Step 3

Cook the mixture to caramel stage, it should be a deep brown color. Note that under cooking the caramel will leave your brittle grainy.

Step 4

Pour the caramel over the peanuts and leave to cool completely, around 30-50 minutes.

Step 5

Break the cooled brittle into pieces and serve.