Cherry Cornmeal Upside-Down Cake

Bahan-bahan (10 porsi)

• 4 tablespoons unsalted butter
• ⅓ cup (packed) dark brown sugar
• 2 teaspoons balsamic vinegar
• 1/8 teaspoon salt
• 1¼ lbs (about 4 cups) cherries, (stemmed and pitted)
• 1⅓ cups cake flour, (spooned into measuring cup and leveled-off (see note))
• ½ cup cornmeal ((medium-grind))
• 1½ teaspoons baking powder
• ¼ teaspoon baking soda
• ½ teaspoon salt
• 1/2 cup (1 stick) unsalted butter, softened
• ¾ cup granulated sugar
• 2 large eggs
• ¾ teaspoon vanilla extract
• ¼ teaspoon almond extract
• ¾ cup whole buttermilk ((see note))
• Vanilla ice cream or sweetened whipped cream,