Fresh Apple Cake

Ingredients (23)

• For the Apple Cake:
• 3/4 cup walnut halves
• 1 2/3 cups  white whole wheat flour
• 1/4 teaspoon baking soda
• 1/4 teaspoon baking powder
• 1/2 teaspoon kosher salt
• 1 teaspoon ground cinnamon
• 1/4 teaspoon ground nutmeg
• 1/4 teaspoon ground allspice
• 6 tablespoons unsalted butter
• 1/2 cup packed light or dark brown sugar
• 1/2 cup granulated sugar
• 2 large eggs
• 1/4 cup nonfat plain Greek yogurt
• 1 teaspoon pure vanilla extract
• 2 cups peeled and 1/4-inch-chopped apples
• For the Brown Sugar Cream Cheese Frosting:
• 6 ounces  reduced-fat cream cheese
• 2 tablespoons unsalted butter
• 1/2  cup brown sugar
• 1 teaspoon vanilla extract
• 1/4 teaspoon kosher salt
• 1/2 cup powdered sugar