Cardamom–Buttermilk Pie | Saveur

Ingredients

• 1 ¹⁄₂ cups plus 3 tbsp. flour
• 1 tbsp. plus 1 cup sugar
• ¹⁄₂ tsp. fine salt
• 14 tbsp. butter (10 tbsp. cold, 4 tbsp. melted and cooled slightly)
• 2 tsp. white distilled vinegar
• 1 tsp. ground cardamom
• 3 egg yolks
• 1 cup sour cream
• 2 cups buttermilk
• Finely grated zest of 1 lemon
• 1 tbsp. fresh lemon juice