Lemon Blueberry Sheet Cake
Emily Wilson
A soft, citrusy lemon cake studded with fresh blueberries and finished with a simple lemon glaze. Perfect for summer gatherings, picnics, or a quick weeknight dessert.
Prep Time 20 minutes mins
Cook Time 45 minutes mins
Total Time 1 hour hr 5 minutes mins
Course Dessert
Cuisine American
Servings 16 pieces
Calories 310 kcal
Hand Mixer
Mixing bowls
9x13 baking dish
Spatula
Parchment paper
Cake Ingredients
- 3 cups all-purpose flour
- 2 teaspoons baking powder
- 0.5 teaspoon baking soda
- 1.25 teaspoons salt
- 1 cup butter softened
- 1.5 cups granulated sugar
- 0.25 cup lemon juice plus zest of 2 lemons
- 4 large eggs
- 1 cup buttermilk
- 2 teaspoons vanilla extract
- 1.5 cups fresh blueberries tossed with 1 tablespoon flour
Lemon Glaze
- 2.5 cups powdered sugar
- 0.33 cup lemon juice
Preheat the oven to 350°F. Grease a 9×13 inch baking dish and line with parchment paper, leaving some overhang on the sides.
In a medium bowl, whisk together flour, baking powder, baking soda, and salt. Set aside.
In a large bowl, cream together softened butter and sugar until light and fluffy. Add eggs one at a time, then mix in vanilla and buttermilk.
Stir in lemon zest and juice. Add the dry ingredients and mix until just combined.
Gently fold in the floured blueberries. Pour the batter into the prepared pan and spread evenly.
Bake for 40 to 45 minutes, or until a toothpick inserted in the center comes out with a few moist crumbs. Let the cake cool completely.
In a small bowl, mix powdered sugar and lemon juice until smooth. Drizzle over the cooled cake and allow the glaze to set before serving.
Nutrition Information (Per Serving)
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Calories: 310 kcal
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Carbohydrates: 45 g
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Protein: 4 g
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Fat: 14 g
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Saturated Fat: 8 g
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Cholesterol: 65 mg
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Sodium: 210 mg
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Potassium: 75 mg
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Fiber: 1 g
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Sugar: 30 g
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Vitamin A: 400 IU
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Vitamin C: 3 mg
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Calcium: 60 mg
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Iron: 1.5 mg
Notes:
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The sugar content is primarily from the cake batter and the lemon glaze. To reduce sugar, consider halving the glaze or skipping it altogether.
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Butter and eggs contribute most of the saturated fat and cholesterol. A plant-based butter and egg substitute could reduce these numbers.
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The cake contains a small amount of fiber from the blueberries and flour, but overall it's a treat, not a fiber-rich snack.
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For those tracking calcium or iron, there are modest amounts, but it should not be relied on as a significant source of either.
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Calories may increase slightly if additional glaze, toppings, or whipped cream are added before serving.