Golden Apple Turnover Recipe

Ingredients

• 2 cups (250g) all-purpose flour
• 1/2 teaspoon (2g) salt
• 1 tablespoon (12g) granulated sugar
• 1/2 cup (115g) unsalted butter, chilled and cubed
• 1/4 cup (60ml) ice water
• 2 large apples (about 400g), peeled, cored, and diced
• 1/4 cup (50g) brown sugar
• 1 teaspoon (5g) ground cinnamon
• 1 tablespoon (15ml) lemon juice
• 1 tablespoon (15g) unsalted butter
• 1 egg, beaten (for egg wash)
• 1 tablespoon (12g) coarse sugar (optional, for sprinkling)