Snickers Slice

Roughly chop snicker bars into chunks, place 120g butter, the snicker bars and corn syrup in a saucepan and over medium heat, and stir until the bars are melted. Increase heat to high and stir until thick, then remove from heat. In a large bowl, place rice crispies then pour the heated mixture over them. Stir until well combined. Press into a flat dish approx 1 inch thick. Place slice base in fridge to set. Melt extra butter and chocolate, either in the microwave or in a bowl over a saucepan on the stove until melted. Spread chocolate mix over slice base and ref