Craving something chocolatey but don't want to bake a whole tray of brownies? This Vegan Mug Brownie is gooey, decadent, and made in minutes using the microwave - it's the perfect quick-fix dessert for one.
Just like my Chocolate Mug Cake, this recipe is soft, fluffy, and super simple - but completely plant-based.
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Why You'll Love This Recipe
- No mess – everything's mixed in one mug.
- Quick & easy – ready in under 5 minutes.
- Vegan & allergy-friendly – no dairy or eggs.
Recipe Ingredients
Note: The full quantities are in the recipe card below.
- Self-raising flour – or self-rising flour (US/Canada).
- Baking powder - gives the brownie lift and fluffiness.
- Brown sugar – adds depth and richness; white or coconut sugar works too.
- Unsweetened cocoa powder – don't use drinking chocolate or hot cocoa mix.
- Almond milk – or other plant-based milks like oat or soy.
- Sunflower oil – melted coconut, canola, or light olive oil are acceptable substitutes.
How to Make a Vegan Mug Brownie
Note: This is a summary of the instructions. The full ingredients and instructions are shown in the recipe card below.
- Add the dry ingredients to a microwave-safe mug. Stir well with a fork.
- Add the almond milk and oil, then mix until smooth. Microwave for 60-70 seconds on high. Cooking time may vary – see tips below. Let the brownie sit for 1 minute to cool before serving.
Top Tips
- Microwave strength varies - check the brownie after 60 seconds. If needed, cook in 10–15 second bursts.
- Use a mug that holds at least 400 ml to prevent overflow.
- Place a piece of paper towel on the microwave turntable and set the mug on top (to catch spills).
Substitutions and Variations
- Swap brown sugar for white or coconut sugar.
- Use canola or coconut oil instead of sunflower oil.
- Add vegan chocolate chips for extra richness.
- Stir through a spoonful of peanut butter or almond butter before microwaving.
Storage
This Vegan Mug Brownie tastes better served fresh from the microwave.
Serving Suggestions
- Enjoy warm with a scoop of vegan vanilla ice cream.
- Drizzle with melted dark chocolate or a swirl of nut butter.
- Sprinkle with flaky sea salt or top with fresh berries for a fancier finish.
Common Questions
No, hot chocolate powder contains added sugar and milk solids that affect the texture.
Yes! Mix the batter in a bowl, divide it evenly between two mugs, and microwave one mug at a time.
Yes - ensure it's microwave-safe and holds enough volume (at least 400 ml).
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📖 Recipe
Vegan Mug Brownie
Ingredients
- 4 tablespoons self-raising flour, (called self-rising flour in the US & Canada)
- ⅛ teaspoon baking powder
- 1½ tablespoons brown sugar, or coconut sugar
- 4 teaspoons unsweetened cocoa powder
- 5 tablespoons almond milk, or oat milk
- 2 teaspoons sunflower oil, or canola oil, melted coconut oil
Optional
- 1 tablespoon dairy-free chocolate chips
Instructions
- Add the flour, baking powder, cocoa powder, and sugar to a microwave-safe mug. Stir to combine.
- Pour in the almond milk and sunflower oil. Mix until smooth. Stir in chocolate chips, if using.
- Place a paper towel on the microwave turntable and put the mug on top (to catch any spills).
- Microwave on high for 60–70 seconds. See tips below. Let it stand for 1 minute before enjoying – the brownie will continue to cook slightly as it rests.
Notes
Tips
- Microwave wattages vary, so cooking time may differ. The top should look set and spring back slightly when gently touched. If the centre still looks wet, microwave in 10-second bursts.
- Avoid overcooking as the brownie will dry out quickly.
- Use a microwave-safe mug that holds at least 400 ml to avoid overflow.
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