Easy Blueberry Cherry Galette

Bahan-bahan (6 porsi)

• 1/4 cup honey
• 2 cups fresh pitted cherries, halved
• 2 cups fresh or frozen blueberries
• 2 tablespoons cornstarch
• 2 teaspoons vanilla extract
• 1 -2 tablespoons bourbon ((optional))
• 1 sheet frozen puff pasty, thawed
• 1 egg, beaten
• coarse sugar, for sprinkling
• vanilla ice cream for serving