Ingredients:
- 1 1/4 cups flour
- 1 tablespoon plus 2 teaspoons cornstarch
- 1/4 teaspoon salt
- 6 tablespoons butter, diced
- 1 egg
- 2 pints grape or cherry tomatoes, rinsed and dried
- 1/2 cup basil leaves, divided
- cup chopped green onions
- 5 1/2 cups sharp provolone, grated (or fontina)
- 1/2 cup mayonnaise
- 1/2 teaspoon pepper