This low-calorie cappuccino cake recipe is perfect for those who want to indulge in a sweet treat without the guilt. Made with whole wheat flour, Greek yogurt, and honey, this cake is lower in calories and higher in protein than traditional cakes. The cappuccino flavor comes from a combination of instant coffee and cocoa powder. The cake is moist and fluffy, with a subtle coffee flavor that is not too overpowering. This cake is perfect for a mid-day snack or as a dessert after dinner.