WHY MAKE IT

A little comfort, a lot of flavor.

A great breakfast sheet pan cake delivers the comfort of a bakery muffin with the convenience of feeding a crowd in one easy bake. This lemon blueberry sheet pan cake features a tender crumb enriched by plain whole-milk yogurt, which provides pleasant acidity and keeps the texture remarkably moist. Bursting with fresh, juicy blueberries in every slice, the cake is perfumed throughout with fragrant lemon zest worked directly into the sugar crystals. Baked thin in a quarter-sheet pan, it develops delicate golden edges in under thirty minutes. A finishing drizzle of tart lemon glaze soaks slightly into the warm top crust, making it an uplifting centerpiece for any family breakfast.

The Role of Yogurt in Morning Bakes

Utilizing plain whole-milk yogurt in a breakfast cake provides both fat and lactic acid, creating an exceptionally soft and tender crumb. The acid naturally tenderizes the flour’s gluten proteins, ensuring the cake remains plush even after cooling completely. Furthermore, the yogurt balances the sweetness of granulated sugar, yielding a baked good that feels light and suitable for early morning dining rather than overly rich. Ensure the yogurt is at room temperature before whisking with the eggs and melted butter to avoid seizing the fats.

Working with Fresh Blueberries

Fresh blueberries provide bursts of sweet, tart juice that contrast beautifully with the rich lemon batter. Choose berries that are plump, firm, and completely dry after washing; excess surface moisture can create soggy cavities in the batter. Tossing the berries in a small spoonful of flour creates surface friction that suspends them evenly throughout the dense batter as it expands in the oven. Reserving a small handful to press onto the surface right before sliding the pan into the oven ensures a visually stunning bakery-style finish.

Glazing and Slicing Sheet Cakes

The quick lemon glaze requires only two ingredients: sifted powdered sugar and strained fresh lemon juice. Whisking until completely smooth produces a glossy, opaque icing that sets with a delicate crackle. Pour the glaze over the cake while it is still warm to the touch, approximately twenty minutes out of the oven. This timing allows the glaze to melt slightly into the upper surface pores while forming a smooth, pristine top coat. Use a sharp chef's knife wiped clean between cuts to yield clean, square bakery portions.

Before you start

Rubbing the lemon zest directly into the granulated sugar with your fingertips releases the essential oils stored in the citrus peel, infusing the entire cake with an aromatic lemon flavor rather than isolated pockets. Dusting the fresh blueberries with a spoonful of flour before folding them into the batter prevents them from sinking straight to the bottom of the pan during baking.

THE RECIPE

Lemon Blueberry Breakfast Sheet Pan Cake

12 servings · 20 minutes preparation · 35 minutes cooking · 25 minutes cooling, chilling or resting

Ingredients

Step-by-step instructions

  1. Preheat the oven to 350 F (175 C) and grease a 9x13-inch rimmed metal quarter-sheet pan or baking dish, lining the bottom with parchment paper leaving a slight overhang.
  2. In a medium bowl, whisk together 2 1/2 cups of all-purpose flour, 2 teaspoons of baking powder, 1/2 teaspoon of baking soda, and 1/2 teaspoon of fine sea salt until well aerated.
  3. In a separate large bowl, combine 1 cup of granulated sugar and 2 tablespoons of fresh lemon zest; rub the zest into the sugar with your fingertips for 1 minute until fragrant and moist.
  4. Whisk 1/2 cup of melted butter into the scented sugar, then whisk in the 3 large eggs one at a time until completely smooth and glossy.
  5. Add 1 cup of plain whole-milk yogurt, 1/4 cup of whole milk, and 1 teaspoon of alcohol-free vanilla extract to the wet ingredients, whisking until cohesive.
  6. Gently fold the dry flour mixture into the wet ingredients using a silicone spatula just until no dry pockets remain; do not overmix the batter.
  7. Toss the blueberries with 1 tablespoon of extra flour, gently fold 1 1/4 cups of them into the batter, spread the batter evenly into the prepared pan, and scatter the remaining 1/4 cup of blueberries over the top.
  8. Bake at 350 F (175 C) for 25 to 35 minutes until golden brown and a toothpick inserted into the center emerges clean, then transfer the pan to a wire rack to rest for 20 minutes.
  9. Whisk together 1 cup of sifted powdered sugar and 2 tablespoons of lemon juice until smooth, drizzle the glaze over the warm cake, let it set for 5 minutes, then slice into 12 squares.

Kitchen notes

Rubbing the lemon zest directly into the granulated sugar with your fingertips releases the essential oils stored in the citrus peel, infusing the entire cake with an aromatic lemon flavor rather than isolated pockets. Dusting the fresh blueberries with a spoonful of flour before folding them into the batter prevents them from sinking straight to the bottom of the pan during baking.

Storage & make-ahead

Store leftover sheet cake slices in an airtight container at room temperature for up to 2 days, or refrigerate for up to 5 days. If refrigerated, allow slices to sit at room temperature for 15 minutes or warm gently in a 300 F (150 C) oven for 5 minutes to restore the soft crumb texture. Freeze unglazed cake slices wrapped in parchment and foil for up to 1 month; thaw overnight in the refrigerator.

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An original recipe guide inspired by themes in our Pinterest research. Recipe has not been independently kitchen-tested. AI-generated image is illustrative; your finished dish may look different.

Frequently asked questions

Can I use frozen blueberries instead of fresh in this cake?

Yes, frozen blueberries work well. Do not thaw them before adding to the batter, as thawed berries bleed excessive blue-gray juice; simply toss them with a tablespoon of flour while still frozen and gently fold them into the batter immediately before baking.

Why did my cake sink in the center?

A sunken center typically indicates underbaking, expired leavening agents, or opening the oven door too early during baking. Verify your baking powder is fresh, and test the center with a wooden toothpick to ensure it emerges completely clean before removing the pan.

Can I bake this batter in a muffin tin instead of a sheet pan?

Yes, this batter yields approximately 12 to 14 standard muffins. Divide the batter into a lined muffin tin and bake at 350 F (175 C) for 18 to 22 minutes until a toothpick inserted into the center comes out clean.