Cast Iron Baked Apple cake

This recipe has been in my family for about a hundred years. It is an incredibly dense apple cake. The secret to mine is the brown sugar and baking the cake in a cast iron skillet.

Ingredients

• 1 cup white sugar
• 1 cup brown sugar
• 1 tsp soda
• 2 tsp cinnamon
• 2 sticks margarine
• 1 cup walnuts
• 1 cup apples chopped
• 2 cups flour
• 1 tsp vanilla (Mexican vanilla is the best)
• 2 eggs
• 4 tbsp buttermilk

Directions