To make a mug make a mug cake, you need any cookie of your choice and milk. First, you put the cookies into a ziploc bag or any dish and crush it using your hands or a utensil. Then put the crushed cookies into a mug and pour about a cup of milk into it. Lastly, you microwave that for between 30-50 seconds, depending on how much you have in your mug. If it's not fully baked, keep putting it in the microwave for a few more seconds until it's fully baked. Then you eat it.