- Spray zone 1 drawer (without a crisping plate inserted) with cooking spray or oil, and line base with a piece of baking parchment.
- Reserve 40g peanut butter and 30gchocolate. Break up the dark chocolate into pieces, add into a saucepan with peanut butter and butter. Gently melt and leave to cool. Meanwhile in a large bowl, whisk together the sugar and eggs until thick and creamy like salad cream. Add in chocolate mixture and whisk together.
- Sieve flour and cocoa powder together into bowl and fold in with a large metal spoon. Spoon brownie mixture into prepared lined drawer. Melt peanut butter in a microwave for 40 seconds. Drizzle over the top of brownie.
- Insert zone 1 drawer in unit. Select zone 1, select BAKE, set temperature to 160°C, and set time to 35-40 minutes. Press the START/STOP button to begin cooking.
- When zone 1 time reaches 5 minutes, check whether brownie is cooked through. Cooking is complete when the brownie is soft to touch in centre.
- Melt remaining chocolate in microwave for 20 seconds, stir then 20 seconds and stir. Drizzle melted chocolate over the top of brownie. Leave to cool in drawer.
- Leave to cool before lifting out, using the lining paper as a sling. Cut into squares.