Oven Cook from Frozen Pre-heat the oven to Electric 220°C / Fan 200°C / Gas Mark 7. 1. Pour 2 tablespoons of oil onto a baking tray and place in a preheated oven for 5 mins. 2. Remove the potatoes from their packaging, separate carefully and spread in a single layer onto the preheated tray (being careful not to splash any oil). 3. Roast in the top of the oven for 45-50 mins, turning once after 25 mins and again after a further 15 mins (a fish slice works perfectly for this).

Oven Cook from Frozen Pre-heat the oven to Electric 220°C / Fan 200°C / Gas Mark 7. 1. Pour 2 tablespoons of oil onto a baking tray and place in a preheated oven for 5 mins. 2. Remove the potatoes from their packaging, separate carefully and spread in a single layer onto the preheated tray (being careful not to splash any oil). 3. Roast in the top of the oven for 45-50 mins, turning once after 25 mins and again after a further 15 mins (a fish slice works perfectly for this).