Tomato Pie with Parmesan and Basil Recipe | King Arthur Baking

Ingredients

• 2 1/2 cups (300g) King Arthur Unbleached All-Purpose Flour
• 1 teaspoon table salt
• 16 tablespoons (226g) unsalted butter, cold, cut into 1/2" cubes
• 1/4 cup (57g) water, cold
• 1 cup (226g) mayonnaise, preferably Hellmann’s/Best Foods
• 1/2 cup (113g) buttermilk
• 2 large eggs
• 3/4 cup (50g) Parmesan cheese, freshly grated, divided*
• 6 scallions, white and light green parts only, finely chopped
• 1/4 teaspoon black pepper, preferably freshly ground
• 3 medium tomatoes, cored and cut into thick slices; or 2 medium tomatoes, cored and cut into thick slices plus 1/2 cup (100g) cherry tomatoes, halved
• 1/2 cup (7g) basil