-
Add the graham crackers or digestive biscuits to a food processor and pulse until crumbs form. Set aside.
-
Add the butter to a small bowl and heat in the microwave for 20-30 seconds, or until melted.
-
Sift in the cocoa powder until combined, then add the egg and milk and beat with the fork until combined.
-
Next, add the sugar, flour and salt and beat again until smooth.
-
Divide the crushed crackers or biscuits into two 350ml (approx. 1½ cup) sized mugs and press down. Divide and spoon the batter over the top, then carefully top with the marshmallow fluff.
-
Cook in the microwave for 1 minute 30 seconds (1000W) or up to 1 minute 45 seconds (800W or under).
-
Once cooked, use a kitchen torch to roast the marshmallow fluff or alternatively, place under the grill to roast - optional.
-
Serve immediately.