Carrot Cake Sheet Cake with Whipped Cream Cheese Frosting

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Introduction

A Carrot Cake Sheet Cake is the perfect solution for feeding a crowd without the fuss of layering and stacking. This version is incredibly moist, fueled by freshly grated carrots and a hint of warm spices like cinnamon and nutmeg.

By baking it in a sheet pan, you get a higher frosting-to-cake ratio in every bite. It’s a classic, cozy dessert that feels right at home at a family reunion, a spring brunch, or a Sunday dinner.

Ingredients

  • The Spiced Cake:
    • 2 cups All-Purpose Flour
    • 2 cups Granulated Sugar
    • 1 teaspoon Baking Soda
    • 1 teaspoon Baking Powder
    • 1/2 teaspoon Salt
    • 2 teaspoons Ground Cinnamon
    • 1/4 teaspoon Ground Nutmeg
    • 1 cup Vegetable Oil
    • 4 Large Eggs, room temperature
    • 3 cups Carrots, freshly grated (about 1 lb)
    • 1/2 cup Chopped Pecans or Walnuts (optional)
  • The Whipped Cream Cheese Frosting:
    • 8 oz (1 block) Cream Cheese, softened
    • 1/2 cup (1 stick) Unsalted Butter, softened
    • 3 cups Powdered Sugar
    • 1 teaspoon Pure Vanilla Extract
    • 1-2 tablespoons Heavy Cream (for fluffiness)

Equipment Needed

  • 13×18 inch Rimmed Sheet Pan (Half-Sheet): Greased and floured.
  • Large Mixing Bowl: For the batter.
  • Electric Hand Mixer: For the frosting.
  • Box Grater: For the carrots.

Time & Servings

  • Prep Time: 20 minutes
  • Bake Time: 25–30 minutes
  • Total Time: ~1 hour (plus cooling)
  • Servings: 20 to 24 squares

Step-by-Step Instructions

1. Preheat and Prep

Preheat your oven to 350°F (175°C). Grease and lightly flour a 13×18 inch rimmed sheet pan (or a 9×13 inch pan if you prefer a thicker cake).

2. Mix Dry and Wet

In a large bowl, whisk together the flour, sugar, baking soda, baking powder, salt, cinnamon, and nutmeg. Make a well in the center and add the oil and eggs. Whisk until smooth and well combined.

3. Fold in the Carrots

Stir in the freshly grated carrots (and nuts, if using) until evenly distributed. The batter will be thick and colorful.

4. Bake

Pour the batter into the prepared sheet pan and spread it to the edges. Bake for 25–30 minutes, or until a toothpick inserted into the center comes out clean. Important: Let the cake cool completely in the pan before frosting.

5. Whip the Frosting

In a medium bowl, beat the softened cream cheese and butter until smooth and creamy. Gradually add the powdered sugar, vanilla, and heavy cream. Beat on high for 2–3 minutes until the frosting is light and airy.

6. Frost and Serve

Spread the frosting over the cooled cake. Sprinkle with extra chopped nuts if desired. Slice into squares and serve.

Tips and Tricks

  • Grate Your Own: Avoid the bagged, pre-shredded carrots from the store; they are often too dry. Freshly grated carrots provide the moisture that makes this cake legendary.
  • Room Temperature: Ensure your cream cheese and butter are truly soft before mixing the frosting to avoid any lumps.
  • The “Cool” Factor: If you frost a warm sheet cake, the cream cheese frosting will melt into a glaze. Always wait until the pan is cool to the touch.

Variations

  • The “Everything” Carrot Cake: Stir in 1/2 cup of raisins and 1/2 cup of crushed pineapple (well-drained) for a more textured, tropical version.
  • Brown Butter Frosting: Brown the butter and let it solidify again before making the frosting for a deep, nutty flavor profile.
  • Ginger Kick: Add 1/2 teaspoon of ground ginger to the dry ingredients for a slightly spicier bite.

Serving Suggestions

  • Presentation: For a festive look, use a piping bag to create small frosting “carrots” on each square using orange and green food coloring.
  • Beverage: This cake pairs beautifully with a hot cup of Earl Grey tea or a dark roast coffee.

Storage Instructions

  • Refrigeration: Because of the cream cheese frosting, this cake should be stored in the refrigerator. Cover it tightly, and it will stay fresh for up to 4 days.
  • Freezing: You can freeze the unfrosted cake for up to 3 months. If frosted, flash-freeze the slices on a tray before wrapping them to keep the frosting intact.

Conclusion

This Carrot Cake Sheet Cake delivers all the spiced, tender goodness of a traditional layer cake with half the effort. It’s a reliable classic that is always the first to disappear at a party.

Are you baking this for a large gathering, or just looking for a simple way to enjoy carrot cake at home?

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