Take a whole head of garlic, chop off the top, pour in some olive oil, wrap in a foil and roast in a heated oven for 40 min. Boil 4 potatoes with skin an water. When they are tender, take out, peel, break up, mash and place in a bowl. Add peeled, squeezed garlic. Add milk and heat for a few minutes on low heat. Take out the garlic. Pour into mashed potato. Mix and mash. Add olive oil, salt and pepper. Mix,