Pumpkin-Leek Tart with Feta Cheese

Ingredients

• 1/2 of a medium pie pumpkin (, seeded and sliced thinly)
• 2 to 3 leeks
• 1/4 cup butter
• 3 tbsp olive oil
• 3 tbsp chopped (, fresh sage)
• 1 cup feta cheese (, crumbled)
• salt and pepper
• Dough:
• 2 cups all-purpose flour
• Pinch salt
• Pinch granulated sugar
• 1 cup butter (, cold, cut in bits)
• 1/3 cup ice water (, approx.)