
There’s a certain magic in combining simple, beloved ingredients to create something truly extraordinary. That’s exactly the story behind these incredibly rich and chewy Symphony Bars. This recipe takes a classic, satisfying blondie base and elevates it to new heights with the luxurious addition of melted Hershey’s Symphony chocolate bars. Forget dry, crumbly bases; this revamped recipe guarantees a moist, buttery foundation that perfectly complements the creamy, dreamy chocolate topping. If you’re searching for an easy-to-make dessert that delivers on flavor and texture, look no further than these irresistible bars.

Irresistible Symphony Bars: Your New Favorite Chewy Blondie Delight
Have you ever encountered a dessert so unexpectedly delightful that you wonder where it’s been all your life? For me, that discovery was Symphony Bars. It’s truly amazing that I hadn’t heard of them before receiving an email from a wonderful reader, Cathy, who shared her recipe. She mentioned that while the concept was fantastic, her base layer often turned out dry, and she wondered if I could help improve it. A quick online search for “Symphony Bars” revealed a treasure trove of recipes, highlighting just how much I’d been missing out! And what a shame that would have been, because these bars, once perfected, are utterly amazing!
Determined to solve the dry base dilemma, I dove into some recipe troubleshooting. My goal was to create a bottom layer that was not only moist and chewy but also robust enough to support the glorious melted chocolate topping without being overly dense or cake-like. The result? A perfectly balanced blondie base that truly makes these bars sing. You are going to absolutely adore these, whether you’re a long-time fan of Symphony chocolate or discovering this delightful combination for the very first time.
Discovering the Magic of Hershey’s Symphony Bars
The star of this dessert, beyond its incredible base, is undoubtedly the Hershey’s Symphony Bar. For those unfamiliar, Symphony bars are renowned for their incredibly smooth, creamy milk chocolate. Unlike some standard milk chocolates, Symphony offers a melt-in-your-mouth experience that is truly luxurious. Many varieties also include delightful additions like almonds and toffee bits, which add a fantastic crunch and depth of flavor. For this recipe, I initially gravitated towards the classic creamy milk chocolate version to let its pure decadence shine, but feel free to experiment with other Symphony variations if you prefer a bit of texture or extra flavor in your topping.

Crafting the Perfect Chewy Blondie Base
The original recipe for the base layer called for a simple combination of butter, sugar, flour, egg, and vanilla, lacking any leavening. This resulted in a texture akin to a soft shortbread. While pleasant, it didn’t quite capture the moist, chewy experience I envisioned. My mission was to transform it into something more yielding and delightful, yet still maintain a certain denseness, avoiding anything too fluffy or overtly cake-like.
My solution came in the form of a streamlined version of my absolute favorite blondie recipe. This particular blondie base is a revelation: it’s incredibly chewy, possesses a wonderfully light texture without veering into cake territory, and provides the ideal sweet and slightly caramel-like counterpoint to the rich, melted Symphony chocolate that graces the top. The secret lies in the balance of ingredients and the technique, ensuring every bite of these bars is a harmonious blend of textures and flavors. It’s the kind of base that stands proudly on its own, but truly shines when paired with the creamy chocolate. This chewy blondie base provides a depth of flavor thanks to brown sugar and the perfect amount of fat from melted butter, contributing to that desirable moist and dense, yet not heavy, consistency.

Why This Recipe Works: The Secret to Success
What truly makes these Symphony Bars shine is the synergy between the meticulously crafted blondie base and the high-quality chocolate topping. The melted butter in the blondies is key to achieving that signature chewy texture, while the brown sugar not only adds sweetness but also a delightful caramel note that deepens the overall flavor profile. The precise amount of baking powder ensures a tender crumb without making the bars too airy. And, of course, the Hershey’s Symphony bars themselves are a crucial component. Their superior creaminess melts beautifully into a smooth, glossy layer that sets perfectly, offering a decadent contrast to the chewiness below.
This recipe is designed for ease and enjoyment. The steps are straightforward, making it accessible even for novice bakers. The instant gratification of seeing the chocolate melt and spread over the warm blondies is incredibly satisfying. Furthermore, the ingredients are readily available, ensuring that a craving for these delightful bars can be quickly fulfilled. Whether you’re whipping them up for an impromptu gathering or simply treating yourself, these bars promise a fuss-free baking experience with consistently delicious results.
Serving Suggestions and Storage Tips
These Symphony Bars are incredibly versatile when it comes to serving. They are fantastic on their own, perhaps with a glass of milk or a cup of coffee. For an extra special treat, consider warming them slightly and serving them with a scoop of vanilla bean ice cream, allowing the melted chocolate to create an instant sauce. They also make an excellent addition to dessert platters for parties, potlucks, or holiday gatherings. Their elegant appearance and universally loved flavors ensure they’ll be a hit with everyone.
Proper storage is key to maintaining their fresh taste and perfect texture. Once completely cooled and the chocolate has set, store the bars in an airtight container at room temperature for up to 5 days. If your kitchen tends to be on the warmer side, or if you want to extend their freshness, refrigerating them is a great option. Just be aware that chilled bars might be slightly firmer, but will still be wonderfully chewy and delicious. For longer storage, you can even freeze individual bars, wrapped tightly, for up to 3 months. Thaw them at room temperature or gently warm them for a quick indulgence.


Symphony Bars
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Ingredients
- 1½ cups (187.5 g) all-purpose flour
- 1 teaspoon baking powder
- ½ teaspoon (0.5 teaspoon) salt
- 12 tablespoons unsalted butter, melted and cooled
- 1½ cups (330 g) light brown sugar
- 2 eggs, lightly beaten
- 4 teaspoons vanilla extract
- 14 ounce (396.89 g) Symphony Bars, broken into small pieces
Instructions
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Preheat oven to 350 degrees F (175°C). Line a 9×13-inch baking pan with foil, allowing enough overhang on all edges to easily lift the bars out later. Spray the foil-lined pan generously with non-stick cooking spray to prevent sticking.
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In a medium bowl, whisk together the all-purpose flour, baking powder, and salt until well combined. Set aside.
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In a large bowl, whisk the melted butter and light brown sugar together until they are thoroughly combined and smooth. This step is crucial for the blondies’ texture. Add the lightly beaten eggs and vanilla extract, mixing well until fully incorporated. Using a rubber spatula, gently fold the dry ingredients into the butter mixture. Mix just until no streaks of flour remain; be careful not to overmix, as this can lead to tough bars. Turn the batter into the prepared pan, spreading it into an even, thin layer with the rubber spatula.
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Bake for 22 to 25 minutes, or until the top appears shiny and a light golden brown. It’s important not to overbake, as the bars will continue to set as they cool and overbaking can result in a dry texture. Immediately after removing the pan from the oven, evenly sprinkle the broken Symphony bar pieces all over the hot surface. Let the bars sit undisturbed for 1 minute to allow the chocolate to begin melting from the residual heat. Then, using an offset spatula or the back of a spoon, gently begin to spread the chocolate across the entire surface. The warmth from the blondies will continue to melt the chocolate as you spread it. Once all the chocolate has melted and is smooth, spread it into an even, luscious layer.
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Allow the bars to cool completely on a wire rack to room temperature. Once cooled, gently touch the chocolate layer. If it is still soft and has not fully set, refrigerate the pan for an additional 15 to 30 minutes to help it firm up. Once the chocolate is firm, use the foil overhangs to carefully lift the bars from the pan and transfer them to a cutting board. Slice them into desired squares or rectangles. The bars can be stored in an airtight container at room temperature for up to 5 days. If your home is particularly warm, or for extended freshness, store them in the refrigerator.
Notes
Nutritional values are approximate and based on one serving.
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