Satisfy you cake cravings with this soft, yummy yet healthy oat mug cake that gets ready in 2 minutes. It is gluten free, vegan, eggless and perfect for breakfast or as light dessert.

The oatmeal mug cake recipe shared here has no flour & no refined sugar. You can even make it as single serve baked oats in microwave in ramekin moulds and add berries or nuts of choice.
The best part about it is that it is ready in less than 5 minutes which makes it perfect for breakfast or quickly satiate your sugar cravings in healthy way. The mug cake has 36g of oats which contains roughly 140 calories & 6g protein. Together with banana, milk, nuts it makes for a nourishing wholesome breakfast.
You can enjoy this delicious healthy oats banana mug cake with your favourite berries, chocolate chips, honey, maple syrup or top up with a small scoop of vanilla or chocolate ice cream for healthy dessert.
The microwave oatmeal mug cake recipe shared here is
- Vegan
- Healthy
- Gluten Free
- No refined sugar
- Eggless (No eggs)
- Ready in 2 minutes!!

Ingredients for Oats Mug Cake:
You will need just few basic ingredients to whip up this delicious oatmeal mug cake-
Oat flour– You can easily find oat flour in grocery stores or just make your own by grinding old fashioned rolled oats or instant oats in a grinder jar.
Banana– Use ripe banana for maximum sweetness.
Sweetener– As I did not want to use refined sugar in this mug cake recipe, I have used honey as sweetener. For vegan mug cake, use maple syrup or coconut sugar.
Milk– You can use skimmed milk or almond, soy, oat milk in this recipe.
Flavouring– Little bit of vanilla extract & pinch of cinnamon instantly adds a lovely aroma in this mug cake. You can even use pumpkin spice mix.
Oil– Use any neutral flavourless, odourless oil like olive, canola or avocado oil.
Add ons– You can add milk or dark chocolate chips or chopped nuts like almonds, walnuts etc as per your choice.
Hope you would like this tasty easy & healthy oatmeal mug cake recipe. More eggless mug cake recipes:
Youtube Video:
- Prep Time: 2 minutes
- Cook Time: 2 minutes
Ingredients:
- Powdered Oats / Oat flour- 1/3 cup
- Ripe Banana (sliced)- 1
- Milk / Non dairy milk- 1 tbsp
- Oil*- 2 tsp
- Honey / Maple syrup- 3/4 tbsp (to taste)
- Vanilla Extract- 1/4 tsp
- Baking Powder- 1/2 tsp
- Chocolate Chips or Nuts- 2 tsp
Notes:
- *Use any odourless cooking oil like olive oil, canola oil or avocado oil.
- You can prepare oats flour by grinding rolled oats or instant oats. I have tried this recipe with both types.
- You can also add a pinch of cinnamon powder or apple-pie spice in this mug cake.
Directions:
Step 1:
Take some rolled oats in a grinder jar & grind them to get oats flour. If you are using store bought oats flour, then skip this step.

Step 2:
In a microwave safe mug, add banana along with milk, oil, vanilla & honey (or maple syrup). Mix all the ingredients while mashing the banana with the help of a fork or small whisker.

Step 3:
Add 1/3 cup oats flour & baking powder to the mug. Mix well once again. Add some chocolate chips or nuts of your choice.

Step 4:
Microwave for 2 minutes. If you like your mug cake gooey & moist then microwave for (1 minute + 50 seconds). Enjoy this yummy oats mug cake warm in breakfast or as a light dessert.

More delicious recipes with oats (all recipes are egg free):
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(12 votes, average: 4.75 out of 5)
Stephanie
Added some peanut butter instead of oil & dark chococolate pieces to it..tasted so good!!
Divya
That sounds like a great addition. Thanks for sharing your feedback. Glad to know you liked it.
Lisa
I’m so glad to have found your recipe for a quick non-wheat flour, no egg mug cake. It’s now my go-to recipe when I want a no fuss sweet treat. Thank you. 🙂
Divya
Thank you Lisa for trying out the recipe and sharing your feedback here. So glad to know you liked it.