Cocoa Apple Cake - A Moist and Delicious Dessert Recipe

Ingredients

• 2 cups all-purpose flour
• 1 cup unsweetened cocoa powder
• 1 ½ cups granulated sugar
• 1 teaspoon baking powder
• ½ teaspoon baking soda
• ¼ teaspoon salt
• 1 ½ cups buttermilk
• ½ cup vegetable oil
• 2 large eggs
• 2 teaspoons vanilla extract
• 2 cups peeled and chopped apples
• ½ cup chopped walnuts (optional)