Vegan Buttercream Recipe
This easy Vegan Buttercream recipe is smooth, creamy and perfect for decorating cakes, cupcakes and traybakes. Made with a combination of vegan baking block, Trex and vegan margarine, it creates a light, stable frosting that’s easy to pipe and holds its shape beautifully. Whether you’re making celebration cakes or simple cupcakes, this is my go-to Vegan Buttercream recipe.
TL;DR
- Smooth, creamy and easy to pipe
- Perfect for cakes and cupcakes
- Holds its shape beautifully
- Great base for adding colours and flavours
- Easy recipe with just five ingredients
Vegan Buttercream Recipe
Ingredients
For the Buttercream
- 250g Baking Block
- 125g Trex
- 125g Vegan Margarine
- 1 tsp Vanilla Extract
- 1kg Icing Sugar
How to Make This vegan Buttercream Recipe
For the Buttercream
- Beat the softened baking block with a hand mixer or stand mixer until completely smooth.
- Add the Trex, vegan margarine and vanilla extract. Beat again until everything is fully combined and light.
- Sift in half of the icing sugar and carefully mix until incorporated.
- Sift in the remaining icing sugar and continue mixing until the buttercream is smooth, fluffy and there are no streaks of butter remaining.
Top Tips
- Trex is a brand of white vegetable shortening in the UK. We use it in this recipe to keep the buttercream sturdy.
- Baking Block is a yellow vegetable fat that we use in this recipe for flavour.
- Make sure all of the fats are at room temperature before mixing.
- Sift the icing sugar to avoid lumps in the finished buttercream.
- Mix for several minutes to create a lighter, fluffier texture.
- Add gel food colouring or flavour extracts after the buttercream is fully mixed.
Serving Suggestions
This Vegan Buttercream is perfect for:
- Piping onto cupcakes
- Filling and covering celebration cakes
- Decorating traybakes
- Sandwiching sponge cakes together
- Colouring for themed cakes and birthday bakes
Storage
Store the buttercream in an airtight container in the fridge for up to 1 week. Before using, allow it to come back to room temperature and beat again until smooth and fluffy. You can also freeze buttercream for up to 3 months. Defrost overnight in the fridge, then re-whip before using.

FAQs
Recipes Similar to Vegan Buttercream Recipe
Vegan Buttercream
Difficulty: Easy30
minutesAn easy vegan vanilla buttercream recipe for cupcakes and cakes.
Ingredients
250g Baking Block
125g Trex
125g Vegan Margarine
1 tsp Vanilla Extract
1kg Icing Sugar
Directions
- Beat the softened Baking Block with a hand or stand mixer until smooth.
- Add in the Trex, vegan margarine and vanilla extract and beat again until well combined and smooth.
- Sieve in half of the icing sugar and carefully mix in.
- Sieve in the other half of the icing sugar and mix until there are not butter streaks left.
Comments
Did you make this recipe? Leave a comment below and let me know how it turned out.









