Inside-Out Jack-O-Lantern Cake - Pankobunny

Ingredients

• 6 cups cake flour
• 6 tsp baking powder
• 1 1/2 tsp baking soda
• 1 1/2 tsp salt
• 1 1/2 tbsp ground ginger
• 3 tsp cinnamon
• 1 1/2 tsp nutmeg
• 3/4 tsp cloves
• 1 1/2 cups unsalted butter
• 3 3/4 cups brown sugar
• 6 eggs
• 1 cup milk
• 4 1/2 tsp white vinegar
• 2 1/4 cups canned pumpkin
• orange food colouring
• 1 loaf Starbucks Pumpkin Spice Latte cake (recipe here, dyed black)
• buttercream recipe from Starbucks Pumpkin Spice Latte cake (doubled (I added some orange food colouring to brighten the colour))
• cocoa powder