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Desserts · Part 2 of 3: Instructions

Easy Strawberry Shortcake Sheet Cake with Whipped Cream Step-by-step instructions

A close-up of a strawberry shortcake sheet cake with fresh berries and whipped cream in a glass pan.
Prep
Cook
Total
Serves
12
Includes 1 h resting

Before you start

Before you begin, ensure your workspace is clean and organized. Have your strawberries washed, hulled, and sliced uniformly so they macerate evenly. Make sure your heavy whipping cream is thoroughly chilled, as cold cream whips much faster and maintains a more stable structure.

Prepare the baking pan by ensuring it is dry and ready to hold the cake. Having all your ingredients pre-measured and set out will make the assembly process smooth and efficient, allowing you to focus on the final presentation.

Ingredients at a glance (3)
  • 1 layer sponge cake, baked or store-bought
  • 2 lbs fresh strawberries, hulled and sliced
  • 2 cups heavy whipping cream, cold

Instructions

Macerating the Strawberries

  1. Prepare the Strawberries
    Place the sliced strawberries in a medium bowl. Let the mixture sit for at least 30 minutes to allow the natural juices to release and create a syrup.
    Look for The strawberries should look shiny and be sitting in a pool of their own red syrup.
    Tip Using room temperature strawberries helps them release juices faster.

The strawberries should be glistening and have released a significant amount of red liquid into the bowl. The fruit should be soft and juicy, creating a syrupy consistency that coats the berries. If the mixture still looks dry, give it a stir and wait a few more minutes before proceeding to the next step, ensuring the berries are ready to be used as a flavorful topping.

Whipping the Cream

  1. Whip the Cream
    Pour the cold heavy whipping cream into a chilled mixing bowl. Using an electric mixer on medium-high speed, beat the cream until stiff peaks form. Be careful not to over-beat, or the cream will turn into butter.
    Look for The whipped cream should hold its shape firmly on the beaters when lifted.
    Tip Chill the mixing bowl in the freezer for 10 minutes before whipping for better results.

The whipped cream should be thick, smooth, and hold stiff, distinct peaks when the beaters are lifted. It should look glossy and feel light to the touch.

If the cream looks lumpy or appears to be turning yellow, it has been over-whipped; stop immediately to prevent it from turning into butter. The texture should be stable enough to hold its shape when spread over the cake.

Final Assembly

  1. Assemble the Cake
    Place the sponge cake layer inside the baking pan. Ensure the sponge cake is fully cooked to an internal temperature of 160°F (71°C). Spread the macerated strawberries and their juices over the surface of the cake. Top with the whipped cream, spreading it out to the edges with a spatula. Chill for 1 hour before serving.
    Look for The cake should look fully covered with a thick, even layer of cream and visible strawberries.
    Safe temperature 160°F (71°C) internal temperature (egg dishes)
    Tip Slice with a hot knife for clean, professional-looking edges.

The cake should be neatly arranged in the pan with an even layer of berries and a smooth, consistent spread of whipped cream on top. The edges should look clean. After chilling, the cake is ready to be sliced into squares, ensuring each piece has a generous amount of fruit and cream for the perfect bite. The sponge should be firm and the cream should be set.

Common mistakes

A common mistake is failing to let the strawberries macerate for long enough, which prevents them from releasing enough syrup to flavor the cake. Another error is over-whipping the cream, which can lead to a grainy texture or the separation of fat, resulting in butter.

Additionally, applying the whipped cream while the cake is still warm will cause the cream to melt and lose its structure, creating a soggy mess rather than a light, airy topping. Always ensure the sponge is completely cool.

How to tell it’s done

The cake is considered done when the whipped cream has been spread evenly across the surface and the strawberry juices have had enough time to soak slightly into the sponge. There is no internal temperature to monitor for this assembly-style dessert, as the primary goal is achieving the correct texture.

The cream should be firm enough to stand up in peaks, and the strawberries should be soft and juicy. Once assembled, the cake should be refrigerated to set, which improves the overall texture and flavor profile.

  • Egg dishes: 160°F (71°C) in the thickest part

Coming up in Part 3: common questions

  • Can this cake be made ahead of time?
  • Why is the whipped cream melting?
  • Is it possible to use frozen strawberries?

Also in Part 3: variations (Mixed Berry Version, Citrus Infused Cream), storage and make-ahead, and the printable recipe card.

Up next · Part 3 of 3

2 variations · storage & make-ahead · 3 answers · printable card

Tips, FAQ & printable recipe (Part 3)← Back to the ingredients (Part 1)