Apple Cake in an Iron Skillet

INGREDIENTS

• 1-3/4 stick Butter
• 3/4 cups Sugar
• 4 whole To 5 Whole Granny Smith Apples, Peeled, Cored, And Cut Into Six Equal Pieces
• FOR THE CAKE:
• 1 stick Butter
• 2/3 cups Sugar
• 1-1/2 teaspoon Vanilla
• 2 whole Large Eggs
• 1/2 cup Sour Cream
• 1-1/2 cup All-purpose Flour
• 1-1/2 teaspoon Baking Powder
• 1 teaspoon Salt
• 1/2 teaspoon Cinnamon
• 1 whole Small Granny Smith Apple, Peeled, Cored, And Chopped Finely