Skillet Pineapple Upside Down Cake Recipe

Ingredients (11)

• 9 (1/2-inch) slices fresh pineapple, from 1 medium pineapple
• 12 (1 1/2 sticks) tablespoons unsalted butter at room temperature, divided
• 3/4 cup packed light brown sugar
• 1 1/2 cups all-purpose flour
• 2 teaspoons baking powder
• 1/2 teaspoon salt
• 1 cup sugar
• 3 eggs
• 3 1/2 teaspoons dark rum, divided
• 1 teaspoon vanilla extract
• 1/2 cup pineapple juice