All-In-One Cake Recipe: No-Bowl Mixing Magic in One Pan

This all-in-one cake recipe transforms baking day into a breeze by eliminating bowls, mess, and guesswork—all you need is one pan and 15 minutes of prep. 🔥 The secret lies in a foolproof batter that mixes, bakes, and delivers a moist, golden cake straight from the oven, perfect for sheet pans, bundt molds, or cupcake liners. Whether you're a beginner or a busy baker, this method guarantees restaurant-quality results without the fuss of traditional layer cakes or frosting battles.

What sets this recipe apart is its versatility—use a 9x13-inch pan for a classic sheet cake, a bundt pan for elegant layers, or cupcake liners for individual servings. The batter combines simple ingredients like flour, sugar, eggs, and oil in the pan itself, creating a tender crumb with a crisp top. No electric mixer? No problem. A sturdy spatula and a little elbow grease are all you need to achieve a perfectly even mix every time.

By the time you pull it from the oven, you’ll have a golden, fragrant cake with a crackly top and moist interior—no waiting for layers to cool or frosting to set. The beauty of this method is its adaptability: add vanilla extract for depth, lemon zest for brightness, or chocolate chips for texture. It’s the kind of cake that tastes homemade, even when you’re short on time.

Serve it warm with a dusting of powdered sugar, or let it cool for a slice of classic comfort that’s sure to impress. Ready to simplify baking? Here’s how to make it.

Ingredients for all in one cake

Twelve simple ingredients that bake into golden perfection with zero cleanup—just one pan and 15 minutes.

The flour and sugar are the backbone—King Arthur or Bob's Red Mill flour gives the best texture, but any all-purpose works. Sugar can be white or light brown for subtle depth. Vegetable oil is the secret to a moist crumb (no butter means no greasy mess). Eggs should be room temp—cold ones make the batter gummy. Yogurt adds richness, so grab full-fat if you've got it. The baking powder? Diamond Crystal measures differently than others (spoon it, don't scoop), so keep that in mind. For vanilla, Nielsen-Massey is my go-to—it's pure and potent. If you're using lemon zest, grab a fresh lemon and only the outer layer (no white pith—that's bitter).

No vanilla? Almond extract at half the amount works in a pinch. Short on yogurt? Melted butter or sour cream does the trick. The milk can be any kind—dairy, almond, or oat—but warm it up first (just microwave for 20 seconds). Chocolate chips are totally optional, but if you skip them, toss in nuts or dried fruit instead. Want to swap sugar? Coconut sugar at a 1:1 ratio adds caramel notes. And if you're baking in a high-altitude area? Add 1/4 tsp more baking powder—it makes a difference.

Mix everything in the pan—no bowls, no mess. The batter keeps for 24 hours in the fridge, but I don't recommend it (it's that good fresh). Once baked, cool completely before slicing—30 minutes at least. Store leftovers wrapped at room temp for 2 days or freeze for 3 months. Pro tip: Line your pan with parchment for easy removal. And if you're making cupcakes? Divide the batter evenly into liners—no overfilling, or they'll spill over.

Step-by-step instructions for all-in-one cake recipe

Here's how to make this foolproof cake with zero mess and maximum flavor.

Preheat your oven to 350°F and grease a 9-inch round cake pan generously with vegetable oil or butter. Line the bottom with parchment paper for easy removal. I like to use a light spray of oil after the paper to prevent sticking—this ensures your cake releases cleanly.

While the oven heats, measure all your ingredients. Sift the 2.5 cups all-purpose flour with the 2 tsp baking powder and 0.5 tsp salt into a medium bowl. This sifting step prevents lumps and gives your cake a lighter texture. Keep the chocolate chips aside until we need them.

Here's where the magic happens—no separate bowls needed! In your prepared pan, combine the 1.5 cups granulated sugar, 1 cup vegetable oil, 2 whole large eggs, 1 cup plain yogurt, 2 tsp vanilla extract, 1 tbsp lemon zest, and 0.5 cup milk. Use a sturdy spatula to mix everything together until smooth and fully combined.

I stir for about 2 minutes until the sugar dissolves completely and the mixture looks uniform. The lemon zest might sink to the bottom, but that's okay—it'll distribute as we mix further. The yogurt adds moisture while keeping the cake tender, and the lemon zest gives a bright, citrusy note that pairs perfectly with the chocolate chips.

Gradually sprinkle the sifted dry ingredients over the wet mixture in the pan. Use your spatula to gently fold everything together, starting from the edges and working your way to the center. The goal is to create a smooth batter without overmixing—just until no dry spots remain.

Now, fold in the 1 cup chocolate chips using a spatula or your fingers. Distribute them evenly throughout the batter. If you're using the optional 0.5 cup powdered sugar, sprinkle it lightly over the top for a sweet dusting that'll caramelize beautifully during baking. This step ensures every bite has that perfect chocolate surprise!

Transfer the pan to the preheated oven and bake for 30-35 minutes, or until a toothpick inserted in the center comes out clean with just a few moist crumbs. The edges should be golden brown, and the top might have a few cracks—this is normal and adds to the cake's rustic charm.

I know it's tempting to check early, but resist! The cake needs that full baking time to set properly. If your oven runs hot, start checking at the 28-minute mark. The chocolate chips should be soft but not melted, and the lemon zest will give off a wonderful aroma as it bakes.

Remove the cake from the oven and let it cool in the pan for 10 minutes. Then, run a knife around the edges to loosen it from the pan. Invert the cake onto a wire rack or plate and let it cool completely before slicing. This cooling step is crucial—it allows the cake to set properly and prevents it from being gummy.

Once fully cooled, dust the top with powdered sugar if desired. The cake will be moist but not wet, with a tender crumb and pockets of melted chocolate. Serve slices warm or at room temperature with a dollop of whipped cream or a scoop of vanilla ice cream for the ultimate treat!

Common mistakes when making your all in one cake

Overmixing the Batter

This is the #1 mistake I see—especially when people switch to using a hand mixer. Once you fold in the dry ingredients, stop mixing as soon as you see no flour streaks. Overmixing develops gluten, which makes your cake dense instead of tender. I use a sturdy spatula and fold just until combined—about 15-20 strokes max. The batter should look smooth but still slightly streaky. 🥄

Skipping the Preheat

Never, ever skip preheating your oven! Cold pans cause uneven baking and can lead to a cake that's underdone in the center while the edges burn. I always preheat for 15 minutes with the rack positioned in the middle of the oven. For even better results, place a small baking sheet on the lower rack 5 minutes before adding your cake to create steam and help the top brown evenly.

Incorrect Pan Size

Using the wrong pan size throws off everything. This recipe is designed for a 9-inch round pan, which gives you the perfect thickness. A 9x13-inch pan will make your cake too thin and dry, while an 8-inch pan will make it too thick and potentially undercooked in the center. If you must use a different size, adjust baking time by ±2-3 minutes per inch of difference—but I don't recommend it!

Opening the Oven Too Soon

Resist the urge to peek! Every time you open the oven door, you lose heat and moisture, causing the cake to sink in the middle. The first 25 minutes are critical—wait until you see golden edges and smell that wonderful lemon-chocolate aroma before checking. If you must peek, do it quickly and keep the door slightly ajar to minimize heat loss. The 30-35 minute bake time is non-negotiable for proper doneness.

Not Greasing Enough

A cake that sticks to the pan is a heartbreaking sight. I double-grease my pans—first with oil or butter, then with a light spray of baking spray. For extra insurance, line the bottom with parchment paper and grease that too. If you're using a non-stick pan, still grease it! Non-stick coatings degrade over time, and a well-greased pan ensures perfect release every time. A 9-inch pan needs about 2 tablespoons of oil total for proper greasing.

Using Cold Ingredients

Cold eggs and dairy can cause lumps and uneven texture in your batter. Always use room-temperature eggs (68-72°F) and warm your milk slightly by microwaving for 20 seconds or setting it in warm water for 5 minutes. The yogurt should be at room temperature too—cold yogurt makes the batter thick and difficult to mix. I keep my eggs on the counter for 30 minutes before baking to ensure perfect results. 🥚

Frequently asked questions