Step 1

Par-boil whole potatoes and allow to cool in fridge for at least half an hour.

Step 2

Use a fork to scratch into the outer layer of the potatoes.

Step 3

Add oil to a roasting pan and place in a 180C oven for 5 minutes.

Step 4

Cook potatoes for 10-15 minutes until crisp on the outside and fluffy in the middle.

Step 5

In a fry pan melt butter until bubbling. Just before serving drop potatoes into the butter and coat.

Step 6

Remove from fry pan and place on paper towel to absorb excess oil.