Ingredients

• 2 ¾ cups all-purpose flour

• 2 teaspoons ground cinnamon

• 1 teaspoon baking soda

• ½ teaspoon salt

• 2 cups white sugar

• 1 cup unsalted butter, melted

• 4 large eggs

• 1 cup plain Greek yogurt

• 1 ½ teaspoons vanilla extract

• 3 large very ripe bananas, mashed

• 2 medium apples, cubed

• ¾ cup chopped walnuts (Optional)

• ½ cup packed brown sugar

• ½ cup white sugar

• ¼ cup all-purpose flour

• 3 tablespoons unsalted butter, softened

• 1 tablespoon ground cinnamon

• 1 medium banana, sliced

• 1 medium apple, sliced