Skip to Content

Oatmeal Mug Cake with Rolled Oats

Microwave Oatmeal Mug CakeWarm, Soft and fluffy mug cake with oats is perfect for snack, dessert or top with greek yogurt and berries for breakfast.

Check out few other popular mug cake recipes like Microwave Red Velvet Cake, Chocolate chip Cookie Mug Cake or Chai Cake in a mug.

As an Amazon Associate and member of other affiliate programs we earn a small commission from qualifying purchases through our affiliate link. For more information read our Non-Disclosure Agreement.

Oats mug cake for breakfast topped with berries.

If you have ever craved eating a dessert for breakfast, then this recipe is for you – A soft cake with the addition of old fashioned oats, this can be enjoyed as a snack, dessert or breakfast!

It is a an amazing breakfast oat cake –Light, fluffy and tender cake with chewy bits of rolled oats. It is so good that my kids we have been enjoying this cake almost everyday. Almost like microwave breakfast muffin. Since it is an eggless recipe, it is perfect if you are a vegetarian or if you simply run out of eggs.

Oatmeal Mug Cake

  • Easy
  • Single serving
  • Cooks in under 2 seconds
  • Late night munchy
  • No eggs <—- Vegetarian
  • Quick snack / dessert / Breakfast
  • No need to make oat flour
  • Microwave cooking

Ingredients

Oats – We used rolled oats (also known as old fashioned oats)

Flour – Regular unbleached all purpose flour

Sugar – We used golden brown sugar

Milk – Use whole or reduced fat milk

Oil – Use a neutral oil like vegetable or canola oil

Flavorings – Ground cinnamon

Leavening – Baking powder

ingredients needed.

How to make?

Whisk dry ingredients – Add oats, flour, brown sugar, cinnamon, baking powder and salt into a microwave safe mug. Mix until thoroughly combined.

Mix in wet ingredients – Mix in milk and oil to make a smooth batter.

Cook – Microwave for about 1 minute and 45 seconds.

Expert tips

Oats – Use only rolled or old fashioned oats for this recipe and not quick cooking/instant oats.

Brown sugar – Use golden or light brown sugar and not dark brown.

Cooking time – It depends on the size of mug used

Wider mug – 1 minute + 40 seconds

Narrow mug – 1 minute + 50 seconds

Stir batter until lump free – Using a spoon, stir the cake batter until smooth and no lumps remain.

Best eaten hot – Enjoy this cake HOT! As with mug cakes, some might dry out a little when left at room temperature.

Type of mug to use – Any microwave safe coffee mug. The batter will rise significantly when cooking. So, make sure that mug is big enough.

More recipes using oats:

white mug with microwave mug cake.

How to serve?

For breakfast – Top hot cake with a dollop of sweetened greek yogurt and fresh fruits like berries and/or banana.

For Snack / Dessert – Top with sweetened whipped cream and fresh berries.

Variations

  1. Chocolate chip – Mix some semi sweet chocolate chips into the batter.
  2. Spice – Add ground ginger, nutmeg or pumpkin spice along with cinnamon.
  3. Raisins – Stir in some golden raisins.
  4. Vanilla – Skip cinnamon and add vanilla extract.
  5. Walnuts – Mix in some chopped walnuts

Topping ideas

  • Fresh strawberries, blueberries or raspberries
  • Banana
  • Chocolate syrup
  • Nutella
  • Whipped cream
  • Sweetened greek yogurt
  • Peanut or almond butter

More Dessert for breakfast ideas:

breakfast mug cake with oats topped with yogurt.

More Mug Cakes:

Follow me on INSTAGRAMTIK TOKFACEBOOK or PINTEREST for more delicious recipes.

white mug with microwave oats mug cake.

Oatmeal Mug Cake with Rolled Oats

Yield: 1 Serving
Prep Time: 1 minute
Cook Time: 2 minutes
Total Time: 1 minute

Microwave Oatmeal Mug Cake - Warm, Soft and fluffy mug cake with oats is perfect for snack or top with greek yogurt and berries for breakfast.

Ingredients

Toppings (optional)

  • Sweetened greek yogurt or whipped cream
  • Fresh berries

Instructions

1. Add first 6 ingredients (oats, flour, brown sugar, baking powder, cinnamon and salt) into a microwave safe mug and stir well.

2. Mix in milk and oil, until smooth and well combined.

3. Microwave for 1 minute plus 40 seconds (if using a wide mug) or 1 minute plus 50 seconds (if using a narrow mug).

DO NOT OPEN MICROWAVE IN BETWEEN

4. Remove mug from microwave, top with desired toppings and enjoy!

Notes

Oats – Use only rolled or old fashioned oats for this recipe and not quick cooking/instant oats.

Brown sugar – Use golden or light brown sugar and not dark brown.

Cooking time – It depends on the type of mug used

Wider mug – 1 minute + 40 seconds

Narrow mug – 1 minute + 50 seconds

Best eaten hot – Enjoy this cake HOT! As with mug cakes, some might dry out a little when left at room temperature.

Type of mug to use – Any microwave safe coffee mug. The batter will rise significantly when cooking. So, make sure that mug is big enough.

Nutrition Information:
Yield: 1 Serving Size: 1
Amount Per Serving: Calories: 554Total Fat: 31gSaturated Fat: 3gTrans Fat: 1gUnsaturated Fat: 26gCholesterol: 5mgSodium: 411mgCarbohydrates: 60gFiber: 5gSugar: 14gProtein: 10g

I am not a certified dietician or nutritionist. You are ultimately responsible for all decisions pertaining to your health. This information is provided as a courtesy and should not be construed as a guarantee. This information is a product of online calculator such as Nutrifox.com.. Although Kitchen at Hoskins attempts to provide accurate nutritional information, these figures should be considered estimates. Varying factors such as product types or brands purchased, natural fluctuations in fresh produce, and the way ingredients are processed change the nutritional information in any given recipe. Furthermore, different online calculators provide different results depending on their fact sources and algorithms. Under no circumstances will Kitchen at Hoskins be responsible for any loss or damage resulting for your reliance on the nutritional information. To obtain the most accurate representation of the nutritional information in a given recipe, you should calculate the nutritional information with the actual ingredients used in your recipe, using your preferred nutrition calculator. You are solely responsible for ensuring that any nutritional information provided is accurate, complete, and useful.

Did you make this recipe?

Please leave a comment on the blog or share a photo on Instagram

Did you make this recipe? I’d love your feedback! Please let me know by leaving a comment or review below or snap a photo and share on Instagram.

Some of the links above are affiliate links, which pay me a small commission for my referral at no extra cost to you! I am a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites. Thank you for supporting kitchenathoskins.com

All contents and images are my original work, unless and otherwise mentioned. Please do not use my recipes or images without linking back to www.kitchenathoskins.com. If you wish to republish a recipe, please rewrite in your own words and don’t forget to include a link back to the original recipe.

Skip to Recipe