Truly Crunchy Roast Potatoes

Bahan-bahan (6 porsi)

• 2/3 cup / 165 ml oil - it must be one of the following: Safflower Oil
• 3 lb / 1.5 kg potatoes ((Note 2))
• 2 tbsp semolina ((best substitute is polenta))
• 2 tsp salt (increase to 3 tsp if you have a salty palette) ((Note 3))