Chocolate Angel Food Mug Cake (Easy 3-2-1 Cake)
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The cake is light and fluffy, and the prepared mix is ready whenever you want a single-serving dessert. Top it with whipped cream or eat it straight from the mug.

This is the chocolate version of a 3-2-1 mug cake. You mix the two boxed cake mixes once, then keep the dry mixture on hand for the next time you want a quick treat. If you’re in the mood for something a little richer, try my Chocolate Caramel Mug Cake next.
Table of contents
Why You’ll Love This Chocolate Angel Food Mug Cake
- It’s ready in minutes. Once the dry mix is made, you only need water and a microwave to make one cake.
- You can make just one serving. There’s no full cake sitting on the counter when you only wanted a little dessert.
- The mix is ready when you are. Keep it in an airtight container and scoop out what you need.
- It’s easy to remember. Three tablespoons of mix, two tablespoons of water, one minute in the microwave.

Ingredients You’ll Need
- Angel food cake mix: Combine the dry contents of one box with the chocolate cake mix.
- Chocolate cake mix: Use one box of your favorite chocolate variety.
- Water: You’ll need 2 tablespoons for each mug cake.
You don’t need the ingredients listed on either cake mix box. Both mixes go into your storage container dry. The full measurements are in the recipe card below.
How to Make a 3-2-1 Chocolate Mug Cake
- Prepare the mix. Whisk together one box of angel food cake mix and one box of chocolate cake mix until well combined. Transfer the dry mixture to an airtight container.
- Mix one mug cake. Add 3 tablespoons of the prepared mix to a large microwave-safe mug. Stir in 2 tablespoons of water until no dry mix remains.
- Cook and serve. Microwave on HIGH for 1 minute. Let the cake cool briefly before adding any toppings.
The 3-2-1 name comes from those last three measurements: 3 tablespoons mix, 2 tablespoons water, and 1 minute.
Tips for the Best Chocolate Angel Food Mug Cake
- Give the cake room to rise. Use a large mug rather than filling a small cup close to the top.
- Check the bottom of the mug as you stir. Dry cake mix can hide there.
- Mix the two boxes well before storing. That way, each scoop contains both cake mixes.
- Watch the mug when you take it out. It will be hot.
I’ve made this recipe in both an 800-watt and an 1100-watt microwave, and 1 minute worked in each. Microwave ovens can vary, so check your cake and adjust as needed.
Flavor Variations and Topping Ideas
You can use another flavor of cake mix in place of the chocolate mix. Keep the angel food cake mix in the recipe, and make a separate batch with strawberry or lemon cake mix if you’d like a different flavor.
I often keep the chocolate cake simple, but whipped cream and fresh berries are delicious on top. You could also add powdered sugar, a drizzle of chocolate syrup, or a small scoop of vanilla ice cream after cooking. If you’re serving several people and want another easy chocolate dessert, my Air Fryer Chocolate Lava Cake is another fun option.
How to Store the Mug Cake Mix
Store the combined dry cake mixes in an airtight container. I like to label mine with the directions so I don’t have to look them up later: 3 tablespoons mix + 2 tablespoons water + 1 minute in the microwave.
Keep the best-by dates from the original boxes with the container and use the earliest date as your guide.
Frequently Asked Questions
No. Whisk the dry angel food and chocolate cake mixes together. Add water only when you’re making an individual mug cake.
Yes. Strawberry or lemon cake mix can replace the chocolate cake mix. Combine your chosen flavor with the angel food cake mix, then use the same 3-2-1 directions for each mug cake.
That depends on the sizes of the two cake mix boxes. Measure 3 tablespoons of the combined mix for each mug cake and keep the rest sealed for later.

Chocolate Angel Food Mug Cake (3-2-1 Mug Cake)
Ingredients
For the make-ahead cake mix
- 1 box angel food cake mix
- 1 box chocolate cake mix
For one mug cake
- 3 Tbsp prepared cake mix
- 2 Tbsp water
Directions
Make the cake mix
- Whisk the dry angel food cake mix and dry chocolate cake mix together in a large bowl until evenly combined. Transfer to an airtight container.
Make one mug cake:
- Add 3 tablespoons of the prepared mix to a large microwave-safe mug. Stir in 2 tablespoons of water until no dry mix remains.
- Microwave on HIGH for 1 minute. Let the cake cool briefly before eating. Add whipped cream, powdered sugar, or another favorite topping if you like.
Notes
- The boxed mixes are combined dry. Do not prepare either cake mix according to its package directions.
- Store the remaining dry mix in an airtight container, following the earliest best-by date on the boxes.
- This recipe was tested in both 800-watt and 1100-watt microwaves; 1 minute worked for both.
Equipment
Nutrition Facts
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Can you substitute another cake mix flavor besides chocolate? Strawberry mug cake might be good.
Yes! You can substitute any cake mix flavor that you like. Strawberry or lemon would be amazing!
We made these and topped them with whipped cream. They were so good and easy.
Natalie, that sounds delicious! I love keeping a batch of the cake mix in an airtight container for when I get a little sweet tooth.
Hi Jennifer! How many watts is the microwave you used for this recipe, please?
It would be most beneficial if you supplied this information, for all microwave recipes, so that those of us using ones with different wattages could adjust our bake/cook times accordingly. Thanks so much!
Hi Terry, this is a great suggestion. Thank you. We’ve tested this with a 1100 watt microwave and an 800 watt microwave, and the 1 minute cook time works with both!