Add condensed milk, toblerone and clinkers and block of chocolate into the SC.
Melt all ingredients stirring every 5-10 mins until it is all melted an when its starting to set (approx 1hr) you then pour it into a lined or buttered baking tin.
Put in fridge for 2 hours to set.
Slice up an serve. :-).
The clinkers are nice and soft in the fudge yummy.