CRUST – 2 cups (260 g) all-purpose flour – 1 1/4 sticks (140 g) unsalted butter , frozen – 3-5 tablespoons ice-cold water FILLING – 1 1/2 tablespoons olive oil, or butter – 12 oz (350 g) frozen spinach, thawed and drained (yields about 1 cup) – 1 (230 g) leek, (about 8oz | 230g) trimmed, halved lengthwise and thinly sliced – 1 teaspoon garlic powder – 1 heaping cup (150 g) grated Edam cheese, or other melty cheese – 2 large egg – 1/4 cup (60 ml) milk – 1/2 cup (120 ml) whipping cream – freshly ground black pepper – ground nutmeg – sea salt – a handful of pine nut