Do you love a fresh cake topping? This Mary Berry Lemon Buttercream Recipe is the best. It tastes bright and very sweet.
Many people want to know how to make Mary Berry Lemon Buttercream Recipe easily. You can follow this guide for perfect results.
These ingredients for Mary Berry Lemon Buttercream Recipe are very simple. You will love this creamy and zesty frosting on your cakes.
It is perfect for family birthdays or afternoon tea. Check out this classic lemon cake guide for more ideas.
What Makes This Recipe Special
This recipe is special because it is very light. The flavor is sharp but also very sweet. It uses real lemon juice for a natural taste.
The texture is silky and very smooth. You can whip it up in ten minutes. It is much better than shop-bought frosting.
Everyone loves the homemade touch. It makes every cake look professional and tasty. Learn more about buttercream textures to master your baking skills.

Equipment List
- Large Mixing Bowl: This holds all your ingredients safely. It prevents the sugar from flying everywhere.
- Electric Hand Whisk: You need this for a fluffy texture. It saves your arm from getting tired.
- Spatula: This helps you scrape the bowl edges. You will use every bit of frosting.
- Fine Grater: Use this to get the lemon zest. It makes the lemon pieces very small.
- Citrus Juicer: This extracts all the fresh lemon juice. It keeps the seeds out of your mix.
- Sieve: Use this to remove lumps from sugar. It ensures the buttercream is very smooth.
Ingredients You Need for Mary Berry Lemon Buttercream Recipe
- Unsalted Butter: This is the base of your frosting. It must be very soft for mixing.
- Icing Sugar: This provides the sweetness and structure. It melts into the butter perfectly.
- Fresh Lemons: These provide the zest and the juice. They give the recipe a bright zing.
- Milk: You might need a tiny drop. It helps make the frosting extra spreadable.
- Yellow Food Coloring: This is optional for a bright look. Only use a tiny drop for color.
How to Assemble
- Place your soft butter in the large bowl. Make sure the butter is at room temperature. Beat it alone for two minutes until pale.
- Sift half of your icing sugar into the bowl. This prevents any lumps in your final frosting. Mix it slowly so the sugar stays inside.
- Add the rest of the sifted icing sugar now. Continue mixing on a low speed at first. Then turn the speed up to high.
- Grate the zest of one lemon very finely. Add the zest directly into the buttery mix. This adds a lot of natural oils.
- Squeeze the juice from half a fresh lemon. Pour the juice into the bowl slowly. Whisk again for another three full minutes.
- Check the consistency of your lemon buttercream now. Add a splash of milk if it is stiff. The frosting should be light and very airy.
Recipe Success Tips
- Always use very soft room temperature butter.
- Sift the icing sugar to avoid lumps.
- Beat the butter for a long time.
- Use fresh lemons instead of bottled juice.
- Add juice slowly to prevent the mix curdling.
How To Store Leftover
- Put your leftover buttercream in a plastic container. Seal the lid very tightly to keep air out. It stays fresh in the fridge for five days.
- You can also freeze it for three months. Let it reach room temperature before using it again. Whisk it quickly to make it fluffy once more.
Sides & Pairings Suggestions
- This buttercream is great on a vanilla sponge. You can use it to fill lemon cupcakes. It tastes amazing with fresh berries on top.
- Try it as a dip for sweet biscuits. It also pairs well with a hot cup of tea. Kids love it on simple butter cookies.
Nutritions
| Nutrient | Value per Serving |
| Calories | 180 kcal |
| Total Fat | 12g |
| Sugars | 18g |
| Saturated Fat | 7g |
| Vitamin C | 4% DV |
FAQs about Mary Berry Lemon Buttercream Recipe
Q: Can I use margarine instead of butter?
A: Butter is better for a rich flavor. Margarine might make the frosting too soft and oily.
Q: Why is my buttercream too runny?
A: You might have added too much lemon juice. Add more sifted icing sugar to thicken it.
Q: Do I have to use lemon zest?
A: Zest adds the most flavor to the mix. It makes the buttercream taste very fresh and tangy.
Q: How much does this recipe cover?
A: This amount covers about twelve large cupcakes. It also fills one eight-inch round layer cake.
Final Thoughts
Making this Mary Berry Lemon Buttercream Recipe is fun. It brings a ray of sunshine to cakes. Your friends will ask for the secret recipe.
It is the perfect balance of sweet and sour. Follow the steps for a great result every time. Enjoy your baking journey with this buttercream foundation. Happy decorating!
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Mary Berry Lemon Buttercream Recipe
Equipment
- Large mixing bowl
- Electric Hand Whisk
- Spatula
- Fine Grater
- Citrus Juicer
- Sieve
Ingredients
- Soft Unsalted Butter 150 g
- Sifted Icing Sugar 300 g
- Large Lemon Zest And Juice 1
- Milk If Needed 1 Tbsp
Instructions
- Place your soft butter in the large bowl. Make sure the butter is at room temperature. Beat it alone for two minutes until pale.
- Sift half of your icing sugar into the bowl. This prevents any lumps in your final frosting. Mix it slowly so the sugar stays inside.
- Add the rest of the sifted icing sugar now. Continue mixing on a low speed at first. Then turn the speed up to high.
- Grate the zest of one lemon very finely. Add the zest directly into the buttery mix. This adds a lot of natural oils.
- Squeeze the juice from half a fresh lemon. Pour the juice into the bowl slowly. Whisk again for another three full minutes.
- Check the consistency of your lemon buttercream now. Add a splash of milk if it is stiff. The frosting should be light and very airy.
Notes
- Always use very soft room temperature butter.
- Sift the icing sugar to avoid lumps.
- Beat the butter for a long time.
- Use fresh lemons instead of bottled juice.
- Add juice slowly to prevent the mix curdling.





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