Lemon buttercream frosting is made with fresh lemon juice and lemon zest! It is sweet and tart and pipes beautifully! Perfect for cakes and cupcakes.
Equipment
Stand mixer fitted with a whisk attachment or electric hand mixer
Ingredients
2cupsunsalted butterroom temperature
5cupspowdered sugar
½tspsalt
2tsplemon zest
3tbsplemon juicefreshly squeezed
1tbspheavy cream
Instructions
In a large mixing bowl or the bowl of a stand mixer fitted with a whisk attachment, add in room temperature unsalted butter. Whip the butter for 5 minutes on medium-high speed, scraping down the sides occasionally. The butter will be light, fluffy, and pale in color.
Add one half of the powdered sugar and mix on the lowest speed setting until fully combined. Add remaining powdered sugar and continue to mix on low until incorporated.
Add in the salt and lemon zest. Scrape the sides and bottom of the bowl to ensure everything is well mixed.
Drizzle in lemon juice and heavy cream on low speed until combined.
Turn the speed on the mixer to medium-high and whip for an additional 3 minutes.
If desired, switch to a paddle attachment on the stand mixer and mix buttercream on low speed for 2 additional minutes to remove air bubbles to create smooth frosting.
Notes
Store the buttercream in an airtight container or wrapped tightly with plastic wrap in the fridge for 1 week or in the freezer for 3 months. Thaw buttercream by bringing it to room temperature and rewhipping for 5 minutes.