A Year of Low Carb/ Keto Fat Bombs A Keto Mug Cake is like a traditional cake but it's made in a mug, in just about 2 minutes in the microwave. To be keto-friendly, it uses low-carb flour, unsweetened cocoa, and sugar-free sweeteners to reduce the net carbs per serving. The full recipe is just below but don't miss my ingredient selection tips, storage instructions, and detailed step-by-step tips Cup Cereal Keto Cinnamon Mug Cake With Almond Flour - Sweet As Honey Keto Mug Cake Ideas