Cast Iron Skillet Pineapple upside down cake

Directions

• Step 1 Melt butter in a 9-inch cast-iron skillet. Spread brown sugar evenly over bottom of skillet. Drain pineapple, reserving 1/4 cup juice
• Step 2 set juice aside. Arrange pineapple slices in a single layer over brown sugar mixture, and place a cherry in center of each pineapple ring
• Step 3 set skillet aside.
• Step 4 Beat egg yolks at medium speed with an electric mixer until thick and lemon-colored
• Step 5 gradually add granulated sugar, beating well.
• Step 6 Heat reserved pineapple juice in a small saucepan over low heat. Gradually add juice mixture to the yolk mixture, beating until blended.
• Step 7 Combine all-purpose flour, salt, and baking powder
• Step 8 add dry ingredients to the yolk mixture, beating at low-speed with electric mixer until blended. Beat in vanilla and 1/2 teaspoons rum.
• Step 9 Beat egg whites until stiff peaks form
• Step 10 fold egg whites into batter. Spoon batter evenly over pineapple slices.
• Step 11 Bake at 325° for 45 to 50 minutes. Cool cake in skillet 30 minutes
• Step 12 invert cake onto a serving plate. Serve with whipped cream.