Easy Texas Sheet Cake Recipe

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What Is Texas Sheet Cake?

Texas Sheet Cake is a classic Southern chocolate cake known for its thin, tender crumb and rich, fudgy pour-on icing. Unlike tall, fluffy layered cakes, a Texas sheet cake is baked in a 10×15-inch jelly roll pan, giving it a brownie-like height with all the softness of a traditional chocolate cake.

The magic comes from how the cake and icing meet: the warm icing is poured over the warm cake, allowing it to slightly seep into the top and create that signature soft fudge layer Texans are famous for. It’s quick to make, easy to transport, and feeds a crowd — all reasons it’s been a potluck and Sunday-supper staple for generations.

Flavor-wise, it’s deeply chocolaty, buttery, and incredibly moist. Some versions include chopped pecans in the icing (a Texas favorite), and many—like mine—use coffee to boost the chocolate flavor without adding any coffee taste.

If you’ve ever wished a brownie could be lighter, softer, and covered in warm chocolate icing… that’s Texas Sheet Cake in a nutshell.

✨ Before You Begin

✨ Have your icing ingredients ready — you’ll need to pour the icing on while the cake is warm so it melds into the top beautifully.
✨ Use a jelly roll pan (10×15×1 inch) for the classic thin, tender sheet cake texture and quick bake time.
✨ Bloom the cocoa fully — adding it to the hot butter + coffee mixture gives the chocolate a deeper flavor.
✨ Lightly beat your eggs first to avoid over-mixing the batter, which can make cakes tough.
✨ Pour the icing while warm — this is what gives Texas sheet cakes their signature fudge-like top.

Texas Sheet Cake Ingredients + Key Notes

This is just a quick glance at what you’ll need. For exact measurements, head down to the recipe card below.

Cake Ingredients

• Unsalted butter — Provides richness and keeps the crumb tender. Melting it stovetop helps the cocoa bloom.
• Strong brewed coffee — Doesn’t add coffee flavor; it intensifies the chocolate through acidity + aromatics.
• Cocoa powder — The base flavor of the cake; blooming it in hot fat makes it richer and smoother.
• Sugar — Sweetens and helps create a fudgy, brownie-like texture.
• All-purpose flour — Keeps the cake sturdy but not dense. AP flour is ideal for sheet cakes because of its moderate protein content.
• Baking soda — Reacts with the warm, acidic cocoa/coffee mixture for a fast rise.
• Salt — Balances sweetness and enhances the chocolate.
• Sour cream — Adds moisture and tenderness; replaces traditional buttermilk without thinning the batter.
• Eggs — Provide structure. Lightly beating them first prevents overmixing.
• Vanilla — Rounds out the chocolate flavor.

Icing Ingredients

• Unsalted butter — Ensures a smooth, pourable icing with a soft-fudge finish.
• Milk — Thins the icing to the perfect pourable consistency.
• Cocoa powder — Gives the icing its signature fudgy chocolate flavor.
• Instant coffee granules — A tiny pinch enhances the cocoa even further without tasting like coffee.
• Powdered sugar — Provides body and creates that classic fudgy texture.
• Vanilla — Smooths the flavor and gives warmth.

🔬 Baking Science: Why Texas Sheet Cake Is So Good

A Texas sheet cake tastes so rich because:

• Cocoa is bloomed in hot fat — unlocking deeper chocolate flavors.

• The batter is thin and spreads quickly, producing a fast-baking, ultra-tender crumb.

• Warm icing meets warm cake, creating a fused layer where the icing melts slightly into the top.

• Coffee amplifies chocolate aromatics, making the cake taste richer than cakes made with water or milk.

This cake isn’t tall like traditional layer cakes — it’s meant to be thin, tender, and fudgy, almost like the best chocolate brownie you’ve ever had.

⭐ Pro Tips

⭐ Work fast with the icing. Texas Sheet Cake icing sets quickly, so have everything measured and ready to go. Pour it over the cake while both are warm — that’s how you get that signature soft-fudge layer that melts slightly into the top.

⭐ Boost the chocolate flavor with coffee. My favorite trick for a deeper, richer chocolate taste is adding a cup of strong brewed coffee to the batter. It doesn’t make the cake taste like coffee — it simply wakes up the cocoa and adds incredible depth. No leftover coffee? Just stir a little instant coffee into hot water and you’re set.

⭐ Try adding pecans. Pecans are a classic Texas addition. You can stir them directly into the warm icing or sprinkle a cup over the top for a little crunch and an extra Southern touch.

⭐ Bloom the cocoa fully. Letting the cocoa simmer with the butter and coffee blooms the chocolate, meaning more flavor, more aroma, and a smoother, richer cake.

⭐ Lightly beat the eggs first. Since this batter comes together warm and fast, giving the eggs a quick whisk separately helps avoid overmixing — and keeps the cake tender, not tough.

⭐ Customize it! For a fun twist, swap the cocoa in the icing for ½–¾ cup of creamy peanut butter to make a silky peanut butter icing. Add a splash more milk if needed to get the consistency just right.

How Long Do You Bake a Texas Sheet Cake?

This cake bakes fast — just 18–22 minutes. As soon as a toothpick comes out clean, pull it from the oven so the crumb stays moist, tender, and velvety instead of overbaked.

And don’t wait to add the icing — it should be poured on immediately while the cake is warm, so it melts slightly into the top and forms that signature soft-fudge layer everyone loves.

What Makes It a “Texas” Sheet Cake?

A true Texas sheet cake is thin, buttery, deeply chocolaty, and finished with warm pour-on icing that melts slightly into the top. It’s baked in a jelly roll pan rather than a traditional cake pan, which gives it that signature brownie-like height and quick bake time. Southern versions often include pecans, and most use either buttermilk or sour cream for extra tenderness. In short: it’s big on flavor, big on crowd appeal — and unapologetically Texan in spirit.

Its name likely comes from its large size, though the flavor is just as big and bold.

How To Make Texas Sheet Cake

🥣 How to Make Texas Sheet Cake

To make this classic cake, start by melting the butter with the coffee and cocoa on the stovetop — this blooms the chocolate and gives the cake its deep flavor. Stir in the sugar, flour, baking soda, and salt until smooth, then mix in the sour cream, eggs, and vanilla.

Pour the thin batter into your jelly roll pan and bake until just set. While it’s in the oven, whip up the icing by melting butter with milk, cocoa, and a pinch of instant coffee, then beat in the powdered sugar and vanilla until glossy. Pour the warm icing over the warm cake so it sinks slightly into the top, spread it quickly before it sets, and let the whole thing cool into that signature soft-fudge finish.

Storing + Reheating + Freezing + Make-Ahead

Storing

• Keep covered at room temperature for 2–3 days or refrigerate up to 5 days.

Reheating

• Texas sheet cake is best at room temperature. If refrigerated, let slices sit out 20 minutes before serving.

Freezing

• Freeze uncut or in squares for up to 3 months. Wrap tightly to prevent freezer burn.

Make-Ahead

• Bake the cake the night before; the icing sets into a soft fudge layer that stays perfect overnight.

✦ Frequently Asked Questions

✦ Can I add nuts to this cake?

Absolutely — Texas sheet cake traditionally includes pecans. Add them to the icing or sprinkle on top.

✦ Can I make this ahead?

Yes! It keeps beautifully. The icing sets into a soft fudge layer that stays moist.

✦ Can I use buttermilk instead of sour cream?

Yes — use the same amount (½ cup). It will produce a slightly thinner batter but works perfectly.

✦ Why bloom cocoa in hot fat?

Blooming helps cocoa dissolve and releases fat-soluble flavor compounds for richer chocolate taste.

More Easy Southern Cakes You’ll Love

Pineapple Sheet Cake — buttery, sweet, and soaked with a warm glaze for incredible moisture.

Honey Bun Cake — a cinnamon-swirled favorite with a simple glaze and old-fashioned bakery feel.

Strawberry Jello Cake — light, fruity, and topped with a creamy frosting everyone loves.

Coconut Sheet Cake — soft, rich, and full of sweet coconut flavor in every bite.

Pina Colada Cake — a fun, tropical twist with pineapple-coconut flavor and a super moist crumb.

Tried This Recipe?

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Thanks for stopping by my kitchen today — happy cooking, friends! 💗 Kathleen

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Texas Sheet Cake

My Texas Sheet Cake is an incredibly chocolaty moist sheet cake with wonderful icing that's a classic for a potluck and Sunday suppers!

Prep Time15 minutes mins

Cook Time20 minutes mins

Total Time35 minutes mins

Servings: 12 People

Author: Kathleen

Ingredients

Cake:

• ▢ 1 cup unsalted butter
• ▢ 1 cup strong brewed coffee
• ▢ 5 tablespoons cocoa
• ▢ 2 cups sugar
• ▢ 2 cups all-purpose flour
• ▢ 1 teaspoon baking soda
• ▢ 1/2 teaspoon salt
• ▢ 1/2 cup sour cream, room temperature
• ▢ 2 large eggs, room temperature, lightly beaten
• ▢ 1 teaspoon vanilla

Icing:

• ▢ 1/2 cup unsalted butter, softened
• ▢ 3 tablespoons milk, room temperature
• ▢ 2 tablespoons cocoa
• ▢ 1/4 teaspoon instant coffee granules
• ▢ 2 3/4 cups confectioners' sugar
• ▢ 1 teaspoon vanilla

US Customary - Metric

Instructions

Cake:

• Preheat oven to 350°F (177°C). Spray a 10X15 inch baking dish with nonstick cooking spray. Set aside.
• In a saucepan, melt butter (1 cup). Add coffee (1 cup), and 5 tablespoons cocoa,  and bring to a boil. Remove from heat and stir in sugar (2 cups), flour (2 cups), baking soda (1 teaspoon), and salt (1/2 teaspoon) and mix until smooth. Add sour cream (1/2 cup) and stir until combined, then mix in the eggs (2) and vanilla (1 teaspoon) until well combined.
• Pour batter into prepared pan and bake 18-22 minutes, or until a toothpick inserted in the center of the cake comes out clean.

Icing:

• In a large saucepan melt 1/2 cup butter. Stir in milk (3 tablespoons), cocoa (2 tablespoons), and instant coffee granules (1/4 teaspoon) and bring to a boil. Remove from heat and mix in powdered sugar (2 3/4 cups) and vanilla (1 teaspoon) until smooth (I use a handheld electric mixer). 
• Pour icing over warm cake. Cool completely on a wire baking rack.

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Notes

1. Time: Isn’t on your side – Be sure to have your icing ingredients set out and ready to go. This icing gets a thick, fudgy consistency as it cools, so you’ll need to work quickly to spread it on the cake after you’ve stirred in the confectioner’s sugar. I like to mix the sugar into the icing with a handheld electric mixer because it makes quick work of the job plus it requires less of an arm workout!
2. Pan Size: This recipe uses a classic jelly roll pan, roughly 10” x 15” x 1”. Using a thin pan means this cake will cook up super fast, so it’s a perfect option for last-minute company or potlucks
3. Eggs: Just make sure you’ve beaten the eggs a bit before adding them to the batter. Over-mixing once the flour has been incorporated can make your cake tough, and the eggs will be hard to incorporate if they’re not mixed ahead of time
4. Icing Tip: The only tip for the icing is that you’ll need to work quickly so it’s still spreadable enough to coat every nook and cranny of your cake. I also like to add some instant coffee here too. And the icing’s just as easy to put together as the cake, all in one pot (though you may appreciate a little help from an electric mixer).
   • The icing adds such a lovely texture to this cake – it’s like a soft fudge that’s so creamy it melts in your mouth. You can also copy other recipes like the Pioneer Woman Texas Sheet Cake and add a generous cup of pecans on top of the icing or stir them into the icing itself to add a little crunch.
5. Baking Basics: Unlike many cakes,  there’s no need to make sure everything’s at room temperature or dirty up every dish in your kitchen. The batter comes together on the stovetop in one pot, then gets dumped into the pan for baking.
6. Peanut butter….. anyone? – This cake is pretty customizable. You can stir some flavored chips into the cake batter – chocolate, vanilla, or peanut butter, or you can replace the cocoa powder in the icing with ½ to ¾ cup of creamy peanut butter for a Texas-sized twist on Reese’s cup. Just keep in mind you may need to adjust the amount of milk and/or powdered sugar to get the right consistency.

Nutrition

Serving: 1serving | Calories: 557kcal | Carbohydrates: 79g | Protein: 4g | Fat: 27g | Saturated Fat: 16g | Monounsaturated Fat: 7g | Cholesterol: 98mg | Sodium: 210mg | Potassium: 115mg | Fiber: 2g | Sugar: 61g | Vitamin A: 820IU | Vitamin C: 0.1mg | Calcium: 34mg | Iron: 2mg

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