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Lemon Sheet Cake

Lemon Sheet Cake
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  • Cusine



2 cups all-purpose flour

1/4 cup cornstarch

3/4 tsp baking powder

1/2 tsp baking soda

1/2 tsp salt

1 1/2 cups granulated sugar

2 Tbsp lemon zest

3/4 cup

4 large eggs

1 tsp vanilla extract

1/2 cup buttermilk

1/2 cup sour cream

2 Tbsp fresh lemon juice

3 1/4 cups powdered sugar

1/3 cup fresh lemon juice

Fresh strawberries

Sliced lemons and mint leaves


Preheat oven to 350 degrees. Butter a rimmed 18 by 13-inch baking sheet , dust with flour then shake out excess. In a mixing bowl whisk together flour, cornstarch, baking powder, baking soda and salt for 20 seconds, set aside. In the bowl of an electric stand mixer fitted with the paddle attachment, mix together sugar and lemon zest for 30 seconds until fragrant and slightly yellow in appearance. Add butter and whip mixture on medium speed until very pale and fluffy. Mix in eggs one at a time then blend in vanilla extract. In a bowl or 2-cup liquid measuring cup whisk together buttermilk, sour cream and 2 Tbsp lemon juice. Add 1/3 of the flour mixture to the butter mixture and mix on low speed just until combined then add in 1/2 of the buttermilk mixture and mix just until combined. Repeat once more with flour and buttermilk then end by mixing in last 1/3 of the flour mixture just until combined. Scrape down sides and bottom of bowl with a rubber spatula and fold batter several times to ensure it's evenly incorporated. Pour and spread batter evenly onto prepared baking sheet . Bake 22 - 25 minutes until toothpick inserted into center comes out clean. Cool completely on a wire rack. In a mixing bowl whisk together powdered sugar and lemon juice until smooth . Pour and spread glaze over cooled cake. Chill 20 minutes to help set glaze . Top with berries, lemon slices and mint just before serving.