Ingredients
Equipment
Method
Preparing the Lavender Cake Layers
- Preheat your oven to a precise 350°F (176°C). Line the bottoms of three 8-inch cake pans with parchment paper for easy release; set them aside.
- In a large mixing bowl, combine the softened butter and white granulated sugar. Cream them together on high speed for 3 to 4 minutes until the mixture is visibly light and fluffy.
- Now, add the eggs one at a time, mixing well after each addition. Stir in the vanilla extract. If you're using the recommended unique twist, this is where you'll add your strained, lavender-infused milk, along with a few drops of purple gel food coloring if you desire a tinted cake batter. If using lavender oil as per the original ingredients, add 1/4 teaspoon now, ensuring it’s well combined. Continue mixing for another 2 to 3 minutes until everything is thoroughly incorporated.
- In a separate medium bowl, whisk together your dry ingredients: the all-purpose flour, baking powder, and salt.
- Using a fine mesh strainer or sifter, gradually sift the dry ingredients into your wet cake batter in three additions. Whisk gently after each addition, just until combined. Be careful not to overmix, which can lead to a tough cake.
- Divide the prepared cake batter evenly among your three prepared cake pans. I often use a kitchen scale for this step to ensure perfectly even layers.
- Bake in the preheated oven for 30 to 32 minutes. The cakes are done when a toothpick inserted into the center comes out clean and the edges are lightly golden.
- Carefully remove the baked cake layers from their pans and transfer them to a wire rack to cool completely. This is crucial for easy handling and proper frosting adhesion.
Crafting the Italian Meringue Buttercream
- While your cake layers are cooling, let's prepare the luscious Italian meringue buttercream. Place the egg whites into the bowl of a stand mixer, fitted with the whisk attachment. Begin whisking on high speed until soft, billowy peaks form, which usually takes about 2 minutes.
- Meanwhile, prepare your sugar syrup. In a small saucepan, combine the 1 cup of white granulated sugar and 1/3 cup of water. Cook this mixture over medium heat, without stirring, until the syrup reaches precisely 240°F (115°C) on a candy thermometer. Stirring can cause sugar crystallization.
- Once the syrup reaches the correct temperature, reduce your stand mixer speed to medium. Very slowly and carefully, stream the hot sugar syrup into the whipping egg whites. Be sure to pour the syrup down the side of the bowl, avoiding the whisk itself.
- Increase the mixer speed back to high and continue whisking for 5 to 7 minutes. The meringue should become very stiff, glossy, and the bowl should feel cool to the touch. This cooling step is vital for a stable buttercream.
- With the mixer still running on medium-high speed, begin adding the softened butter, a few tablespoons at a time. The mixture might look curdled or soupy initially – don't panic! This is normal. Continue adding butter and scraping down the sides of the bowl often.
- Once all the butter is incorporated, add the vanilla extract. If you'd like a subtle lavender undertone in your frosting, you can add 1/8 teaspoon of lavender oil now (or a small amount of lavender extract), mixing until fully combined. Continue whisking on high speed for another 5 to 7 minutes until the buttercream comes together beautifully, becoming smooth, light, and wonderfully glossy.
- To achieve that stunning ombre frosting effect, divide the prepared buttercream evenly between three separate mixing bowls. Leave one bowl plain white. To the other two bowls, add progressively increasing amounts of purple food coloring, mixing thoroughly until you have a light purple, a medium purple, and a plain white buttercream.
Assembling Your Elegant Cake
- Once your cake layers are completely cool, use a serrated knife or a cake leveler to trim any domed tops, creating flat, even layers.
- Now for my unique twist: take your 1/2 cup of peach preserves and gently stir in 1/4 to 1/2 teaspoon of food-grade rosewater. This simple step truly elevates the fruit filling!
- Place your first cake layer on your serving plate or cake stand. Spread approximately 1/4 cup of the rosewater-infused peach preserves evenly over the top.
- Follow with a layer of your darkest purple buttercream, spreading it smoothly over the peach preserves.
- Carefully place the second cake layer on top, press gently, and repeat the process with the peach preserves and then the medium purple buttercream.
- Add the final cake layer, spread the remaining peach preserves, and apply a thin "crumb coat" of the white buttercream all over the cake. This traps any loose crumbs. Chill the cake in the refrigerator for 15-20 minutes to set the crumb coat.
- Once chilled, apply the remaining white buttercream to the top and sides of the cake, blending it with the purple layers for a seamless ombre effect, or simply frost as desired.
- Keep the finished lavender and peach cake covered and refrigerated when not serving. For the best flavor and texture, remove it from the refrigerator about 1 hour prior to serving to allow the cake to soften slightly.
Notes
For best flavor and texture, remove the cake from the refrigerator about 1 hour prior to serving. Store the assembled cake covered in an airtight container and refrigerate for up to 3-4 days. Unfrosted cake layers can be frozen for up to a month (tightly wrapped); thaw overnight in the refrigerator. Italian meringue buttercream can be made a few days ahead and stored in an airtight container in the refrigerator; bring to room temperature and re-whip briefly before use. Nutrition information is estimated based on common ingredients and serving sizes and may vary.