Marshmallow Choc Walnut Fudge

serves 4-6
Ingredients:
250 gm dark cooking chocolate - chopped into small chunks
50 gm butter
250 gm condensed milk
250 gm walnuts - chopped
100 gm mini marshmallows
A pinch of ground cinnamon - optional

Combine chocolate, butter, condensed milk, walnuts and ground cinnamon in a microwave-proof bowl.
Microwave at high power for 2 minutes. Stir to mix well.
Line and grease an 18cm square baking tin.
Sprinkle mini marshmallows over tin.
Pour chocolate mixture into baking tin and allow to cool for 5 minutes.
Leave in fridge to harden.
Once fudge is set, cut into cubes and serve.