Fresh Cherry Turnovers

Ingredients

• 1 1/2 cups all-purpose flour
• 1 teaspoon granulated white sugar
• pinch of salt
• 1/2 cup (1 stick) cold, unsalted butter, cut into 1/2-inch pieces
• 1 (8 ounce) package of cold cream cheese, roughly cut into tablespoons
• 2 1/2 cups pitted &; halved fresh cherries (about 3/4 pound)
• 2 tablespoons granulated white sugar
• 1 tablespoon finely grated lemon zest
• 1 tablespoon fresh lemon juice
• 1 tablespoon cornstarch
• 1/4 teaspoon salt
• 1 large egg yolk
• 2 tablespoons milk or cream
• coarse grain sugar