Old-Fashioned Vegan Banana Cake with Creamy Cashew Frosting

Ingredients

• Cashew Frosting
• 1½ cups raw cashews, soaked for at least 4 hours, drained and rinsed
• ¼ cup agave or maple syrup
• ¼ cup nondairy milk or water
• ½ teaspoon pure vanilla extract
• ⅛ teaspoon salt
• 2 tablespoons melted coconut oil
• Cake
• 1¾ cups all-purpose light spelt or whole wheat pastry flour
• ¾ cup granulated sugar
• 1 teaspoon baking soda
• ½ teaspoon baking powder
• ½ teaspoon salt
• 3 medium, very ripe bananas, mashed (1 level cup after mashing)
• ½ cup plain vegan yogurt
• ½ cup nondairy milk
• ¼ cup vegetable oil
• 2 teaspoons lemon juice
• 1 teaspoon pure vanilla extract
• ⅓ cup chopped raw or candied nuts of choice (optional)