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Toffee Bars are the candy shop shortcut of the baking world, a brown sugar shortbread that bakes up tasting exactly like toffee candy, blanketed in melted milk chocolate and toasted pecans, and the batch I made on a chilly September afternoon disappeared before the chocolate even fully set. They sit right next to our graham cracker toffee in the highly dangerous snack category.
One bowl, six pantry staples, and the chocolate melts itself right on the hot shortbread.
Toffee Bars Quick Look
- 🕒 Prep Time: 15 minutes
- 🌡️ Cook Time: 30 minutes
- ⏳ Total Time: 45 minutes
- 🍽️ Serving: 20 servings
- ⚡ Calories: 238kcal
- 🌶️ Flavor Profile: Buttery brown sugar toffee under milk chocolate and toasted pecans
- ✋ Difficulty: Easy, simpler than our chocolate chip cookie bars
Quick Answer
Mix softened butter, packed light brown sugar, an egg yolk, and vanilla until smooth, then mix in the flour and salt until no dry patches remain. Press the dough evenly into a greased 9×13 pan and bake at 350 degrees for 25 to 30 minutes until golden brown. Immediately lay chocolate bar pieces over the hot base, wait 5 minutes, smooth the melted chocolate, and top with chopped pecans. Cool, then slice into bars while slightly warm.
Jump to:
Why This Recipe Works
Click to see the technique science
- Brown sugar plus butter equals toffee flavor. Baked together in a low moisture dough, they caramelize into that unmistakable butter toffee taste without a candy thermometer in sight.
- The egg yolk keeps the base tender. A whole egg would make the shortbread cakey, just the yolk adds richness while keeping the signature dense snap of a toffee bar.
- The hot base melts the chocolate for you. Laying the chocolate on straight from the oven means no double boiler and no seized chocolate, five patient minutes and it spreads like silk.
- Slicing warm prevents shattering. Cut the bars when slightly warm and the chocolate scores cleanly, wait until fully cold and the topping cracks unpredictably.
- Milk chocolate is the classic call. Its sweetness reads as candy bar against the deep brown sugar base, exactly the Heath bar effect this recipe is famous for.
Why You’ll Love This Recipe
- They taste like a giant homemade Heath bar with a fraction of the candy making effort.
- One bowl, no mixer required, and no candy thermometer anywhere in sight.
- The shortbread base is sturdy enough for cookie trays and care packages, right alongside our snickerdoodle blondies.
Key Ingredients
Six staples turn into candy shop bars in one bowl.
- Butter: A full cup of softened unsalted butter is the heart of the toffee flavor and the tender shortbread crumb.
- Light brown sugar: Its molasses is what caramelizes into that classic toffee taste as the base bakes.
- Egg yolk: Just the yolk, for richness and chew without puffing the base into cake.
- Milk chocolate bars: Laid over the hot shortbread, they melt into a smooth candy bar topping.
- Pecans: Chopped and scattered over the warm chocolate for crunch and a toasty finish.
See recipe card for exact quantities.
Variations and Substitutions
The shortbread base is a canvas for every topping combination.
- Swap the milk chocolate for semi sweet or dark chocolate bars for a less sweet, deeper finish.
- Trade the pecans for toasted almonds, walnuts, or a sprinkle of flaky sea salt.
- Add a half teaspoon of espresso powder to the dough for a subtle mocha undertone.
- Scatter toffee bits over the chocolate along with the pecans for double toffee crunch.
- Want gooey and fudgy instead of snappy? Our german chocolate brownies are the opposite end of the bar spectrum.
How to Make Toffee Bars
- Preheat the oven to 350 degrees. Spray a 9×13 inch baking dish with cooking spray and set aside. In a large bowl with an electric hand mixer, mix the butter, brown sugar, egg yolk, and vanilla until smooth.
- Add the flour and salt, and mix it in until combined with no dry patches, scraping down the sides of the bowl as needed.
- Press the dough evenly into the prepared baking dish, using the bottom of a measuring cup to smooth it into the corners.
- Bake for 25 to 30 minutes until golden brown. A toothpick inserted into the center should come out clean.
- Immediately break up the chocolate bars and place the pieces all over the hot base. Wait 5 minutes for them to soften, then smooth the melted chocolate over the entire surface with an offset spatula.
- Immediately top with the chopped pecans so they set into the chocolate. Cool in the pan, slice into bars while still slightly warm, then let them cool completely before serving.
Recipe Tips & Tricks
- Pack the brown sugar properly. A loose cup shorts the toffee flavor, press it firmly into the measuring cup.
- Press the dough truly even. Thin corners overbake and taste burnt while a thick middle stays doughy, a flat bottomed cup makes it easy.
- Watch for golden, not deep brown. The base keeps cooking in the hot pan, pull it when the edges are golden and the center just looks set.
- Give the chocolate its full 5 minutes. Trying to spread too early drags the pieces instead of gliding, patience makes the glossy top.
- Toast the pecans first for extra flavor. Three minutes in a dry skillet wakes up their oils before they hit the chocolate.
- Score the bars while slightly warm. Fully cooled chocolate cracks when cut, slightly warm chocolate slices into clean squares.
Serving Ideas and Suggestions
Stack them on a cookie tray next to our smores brownies and watch the toffee bars vanish first, the candy bar look pulls people in every time.
They are sturdy travelers, perfect for bake sales, lunch boxes, and holiday tins packed with our chocolate chip cookie bars and a few lemon brownies for color.
Serve them slightly warm with vanilla ice cream for dessert, or alongside coffee for an afternoon treat that beats anything in the bakery case, our cheesecake brownies being the one worthy rival.
Store them in an airtight container at room temperature for up to 5 days, layered with parchment so the chocolate stays glossy. They also freeze beautifully for up to 3 months.
Toffee Bars FAQs
Toffee bars are a classic dessert bar with a brown sugar shortbread base that bakes up tasting like butter toffee candy, topped with chocolate melted directly on the hot crust and finished with chopped nuts. They deliver full candy bar flavor with basic pantry baking, no candy thermometer required.
Not in this version, and that is the magic. The combination of a full cup of butter and packed light brown sugar caramelizes as the base bakes, recreating true toffee flavor in shortbread form. For extra crunch you can sprinkle toffee bits over the chocolate with the pecans.
They were overbaked or the sugar was overmeasured. Pull the base when the edges are golden and the center just looks set, it firms as it cools in the pan. Slicing while slightly warm also keeps the cuts clean instead of forcing pressure through a rock hard slab.
Milk chocolate bars are the classic, they melt evenly on the hot base and give that Heath candy bar sweetness. Semi sweet or dark bars work for a deeper finish, but skip chocolate chips if you can, bars are formulated to melt smoother.
Cool the pan until the bars are just slightly warm, then slice with a long sharp knife, wiping between cuts. If the chocolate has fully set, warm the knife under hot water and dry it before cutting so the topping scores instead of cracking.
In an airtight container at room temperature for up to 5 days, with parchment between the layers to protect the chocolate. In the refrigerator they keep a solid week with a snappier texture, and they freeze for up to 3 months wrapped tightly.
Made these Toffee Bars? Leave a comment and a star rating below, and tell me if they made it past day one!
Toffee Bars (Chocolate Pecan)
Ingredients
- 1 cup unsalted butter softened
- 1 cup light brown sugar packed
- 1 large egg yolk
- 1 teaspoon vanilla extract
- 2 cups all-purpose flour
- ¼ teaspoon fine sea salt
- 4.64 ounces 3 – 1.55 ounce Hershey’s chocolate bars
- ¾ cup chopped pecans
Instructions
- Preheat the oven to 350°F. Spray a 9×13-inch baking dish with cooking spray, and set aside.
- In a large bowl with an electric hand mixer or in the body of a stand mixer with the paddle attachment, mix the butter, brown sugar, egg yolk, and vanilla until smooth.
- Add the flour and salt, mix it in until combined with no dry patches, and scrape down the sides as needed.
- Press the dough evenly into the baking dish. Bake for 25-30 minutes until golden brown. A toothpick inserted into the center should come out clean.
- Immediately break up the chocolate bars and place the pieces all over the hot dough. Wait 5 minutes and smooth the melted chocolate all over.
- Immediately top with the chopped pecans. Allow the bars to cool in the pan. Slice into bars when still slightly warm. Allow them to cool completely before serving.
Notes
- The toffee flavor comes from the bars themselves having the brown sugar crust caramelize just like toffee.
- These are nice and soft with a great crunchy texture from the chopped pecans.
- Other toppings can be added to this, see my suggestions above.
- You can use other chocolate as well, again see above on other options.
- Make sure these bars are cooled enough before you cut them.
- These can be frozen, see above on how to freeze.
Nutrition
Love This Recipe?
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Oh, these look perfect! Nice to meet you via LOBS 🙂
Wow, these bars sound glorious – I loveee toffee and chocolate, especially together. Wonderful.
Yes, that’s how much the original recipes calls for but we have always used Hershey’s chocolate bars instead. I think it ends up being more chocolate than the 2/3 Cup. We use the larger bars you get at the check out counter. Thanks for stopping by!
Your bars look so good…….just wondering the amount of chocolate you used? Got my answer the original recipe says 2/3 cups of chips.
These look amazing! Plus the ingredients can be found in my house. Yeah!
Thanks for sharing on Freedom Friday. These look wonderful…How can you go wrong with chocolate, pecans, and toffee?!?
These look incredible! I just ate and now i’m hungry all over again! Popping by from Let’s Get Real!
xx Kait
Chocolate and Pecan are always a winning combo in my book! I can see why you would make them every year. I don’t think I can wait until next Christmas though!
Thank you so much for linking up all these great ideas on Wonderful Wednesday blog hop.
I look forward to following your social medias.
Blessings,
Diane Roark
This look delicious. I was looking at it with my 2 teenagers looking over my shoulder, and they both said, “Oh yea, I want some of that it looks good.” So I’m going to try it!
Shannon ~ bohemianjunktion.com