Cherry-Apple Hand Pies

Name: Cherry-Apple Hand Pies
Cook time: 30 min
Total time: 30 min
Cuisine: European
Ingredients: 256 grams all-purpose flour (2 cups); 35 grams confectioner’s sugar (1/4 cup); 1/8 teaspoon ground cinnamon; Pinch fine sea salt; 128 grams unsalted butter, cold and cubed (1 stick + 1 tablespoon; 4 1/2 ounces); 2 teaspoons whole milk, very cold; 1 large egg; 1 Granny Smith apple, cored and diced (about 175 grams diced apple); 225 grams pitted cherries (1 1/2 cups; 8 ounces); 50 grams granulated sugar (1/4 cup); Pinch ground cinnamon; Juice and zest of 1 lemon; 1 egg, lightly beaten; Demerara sugar, for sprinkling