Jamie Oliver maris piper roast potatoes with sage on Jamie’s Ultimate Christmas

Jamie Oliver served up the best crispy roast potatoes with goose fat, garlic and sage on Jamie’s Ultimate Christmas.

The ingredients are: 2.5 kg medium Maris Piper potatoes, 4 tablespoons goose fat , or unsalted butter, olive oil, 1 bulb of garlic and ½ a bunch of fresh sage.