Potato-Leek Tart | Savory

Ingredients

• 2 small leeks, trimmed
• 2 tbsp unsalted butter
• 2 tsp finely chopped fresh rosemary
• 1 ready-to-bake 9-inch refrigerated pie crust
• 8 oz Yukon Gold potatoes
• 1 (4 oz) log goat cheese, crumbled
• 1 large egg
• 2 tbsp chives, chopped