Copycat Costco Sheet Cake Recipe Mashed

Copycat Costco Sheet Cake Recipe Mashed

If you're a fan of the deliciously moist and generously frosted sheet cakes from Costco, then you're in for a treat! This recipe for a Copycat Costco Sheet Cake is sure to satisfy your sweet tooth and bring a taste of the bakery home to your kitchen. Whether you have a special occasion to celebrate or simply crave a slice of nostalgia, this recipe will have you baking up a delightful dessert that's perfect for sharing with family and friends.

  • Prep 20 min
  • Cook 30 min
  • Total 50 min
  • Yield 12 servings
  • Cuisine American
  • Category Dessert
Regular Diet Costco Sheet Cake Copycat Recipe Dessert Bakery Frosting

Ingredients

Instructions

  1. Preheat your oven to 350°F (175°C) and grease a 13x9-inch baking pan.

  2. Whisk together flour, sugar, baking powder, baking soda, and salt in a large bowl.

  3. Add softened butter and sour cream to the dry ingredients, mix until smooth.

  4. Beat in eggs one at a time, then stir in vanilla extract.

  5. Pour batter into the prepared pan and bake for 25-30 minutes.

  6. Cream softened butter for frosting, gradually add powdered sugar and vanilla extract.

  7. Adjust frosting consistency with heavy cream if needed, then spread over cooled cake.

  8. Decorate the cake with a fork or food coloring as desired.

  9. Slice and serve the cake to enjoy with family and friends.

Nutrition Facts

Serving size: 1 slice (1/12 of cake)
Calories
450 kcal
Total Fat
24 g
Saturated Fat
15 g
Cholesterol
120 mg
Sodium
300 mg
Total Carbohydrate
55 g
Dietary Fiber
1 g
Sugars
40 g
Protein
4 g

Indulge in the rich, velvety texture of this Copycat Costco Sheet Cake for a taste of bakery perfection right in your own home. With its moist crumb and luscious frosting, this recipe will have you coming back for more. Enjoy the process of baking and savoring this delightful treat with those you love.

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