- STEP 1
Preheat oven to fan 150°C, conventional 170°C, gas 3.
- STEP 2
Grease and line the base of a rectangular tin 28x 18 x3cm with baking parchment.
- STEP 3
Place flour in a large bowl and then rub in the butter until the mixture resembles breadcrumbs.
- STEP 4
Stir in sugar.
- STEP 5
Knead well to form a smooth dough.
- STEP 6
Press dough into prepared tin, press down evenly with the back of a spoon and bake for 25 minutes until lightly golden. Allow to cool in tin.
- STEP 7
To make the topping, place butter, condensed milk and brown sugar in a non stick pan over a gentle heat. Melt ingredients together stirring continuously, and then boil for 5 minutes stirring continuously. Add vanilla essence and beat well. Pour evenly over the cooked base in the tin and allow to cool.
- STEP 8
Place chocolate in a small heatproof basin and melt over a pan of boiling water.
- STEP 9
Spread melted chocolate over topping and allow to set thoroughly before removing from baking tin.
