baking recipe for French Apple Cake

Ingredients

• 3 large baking apples (such as Honeycrisp)
• 120 grams (1 cup) all-purpose flour
• 1 teaspoon baking powder
• 1/2 teaspoon kosher salt
• 2 teaspoons apple cider vinegar (optional)
• 1 stick (113 g) unsalted butter, at room temperature
• 130g (2/3 cup) sugar
• 2 large eggs
• 3 tablespoons rum
• 1.5 teaspoons vanilla extract
• 2-3 tablespoons additional granular sugar for the top
• Powdered sugar for dusting (optional)