Marble Cake, Photography, and a Giveaway- oh my!

INGREDIENTS

• Cake:
• ½ cup butter room temperature
• 1 cup sugar
• 2 eggs
• 1 teaspoon vanilla extract
• ½ teaspoon baking powder
• ½ teaspoon baking soda
• ¼ teaspoon salt
• 1½ cups unbleached all purpose flour (to make chocolate cake, sub ½ cup cocoa powder for ½ cup of the flour)
• ½ cup buttermilk
• Frosting:
• 1 cup butter room temperature
• 4 cups powdered sugar (sub ½ cup of cocoa powder if making chocolate)
• 1 teaspoon vanilla
• 2-4 tablespoons heavy cream