CRUST – 2 cups all-purpose flour – 1 1/4 sticks unsalted butter frozen – 3-5 tablespoons ice-cold water FILLING – 1 1/2 tablespoons olive oil or butter – 12 oz frozen spinach thawed and drained (yields about 1 cup) – 1 leek (about 8oz | 230g) trimmed, halved lengthwise and thinly sliced – 1 teaspoon garlic powder – 1 heaping cup grated Edam cheese or other melty cheese – 2 large egg – 1/4 cup milk – 1/2 cup whipping cream – freshly ground black pepper – ground nutmeg – sea salt – a handful of pine nut