Name: Crispy mashed potato cakes
Prep time: 10 min
Cook time: 15 min
Yield: 4
Cuisine: American
Ingredients: 2 large potatoes, 1kg total weight; 85 to 115g cream cheese; 25g sour cream; 2 spring onions, very finely chopped; Zest of one lemon; 1 egg, lightly beaten; Salt and freshly ground black pepper; 1 tbsp extra-virgin olive oil; 15g butter