Rustic Strawberry Peach Galette

Bahan-bahan (6 porsi)

• 1 and 1/2 cups (188g) all-purpose flour (spooned & leveled), plus more for work surface
• 2 Tablespoons (25g) granulated sugar
• 1/4 teaspoon salt
• 1/2 cup (8 Tbsp; 113g) cold unsalted butter, cubed*
• 1/4 cup (60ml) ice cold water, plus more as needed
• egg wash: 1 large egg beaten with 1 Tablespoon (15ml) milk
• optional: coarse sugar
• 1 and 1/2 cups (about 230g) peeled and sliced fresh peaches (1/4 inch thick slices; about 2 medium peaches)*
• 1 and 1/2 cups (about 230g) sliced fresh strawberries*
• 3 Tablespoons (38g) granulated sugar
• 2 teaspoons cornstarch
• 1 teaspoon pure vanilla extract