Buckeye Brownies 20 Min Delightful Treats

Recipe By:
Cristy Scott

It’s 3pm, and I’ve got a craving that won’t quit. I need something chocolatey and nutty, and Buckeye Brownies are just the ticket. This isn’t your average brownie; it’s a rich, fudgy base topped with creamy peanut butter and silky chocolate ganache.

These are perfect for nights when you need a sweet fix but don’t want to fuss around too much (seriously, who has time for that?). Plus, the combo of melted butter in the batter makes them extra gooey. So grab your apron and let’s get to baking! Sweet satisfaction awaits.

Why You’ll Love This Buckeye Brownies

  • Super Easy: Toss everything together in one bowl, and you’re halfway to dessert without any fancy equipment.
  • Decadent Flavor: The combo of rich chocolate and creamy peanut butter is like a party for your taste buds.
  • Melt-in-Your-Mouth: Each bite is a melty-gooey experience that’s both fudgy and creamy, hitting all the right notes.
  • Flexible Dessert: You can easily dress it up with nuts or drizzles, but honestly, it’s amazing just as it is.
  • Caveat Alert: It’s best served chilled — I know, waiting’s tough, but the ganache sets perfectly when you do!

Buckeye Brownies Ingredients

For the Brownie Base:

unsalted butter (1 cup) — Melt the butter gently; overheat it and it’ll separate and ruin your batter.

granulated sugar (2 cups) — Use granulated sugar, or your brownies won’t have that perfect chewy texture.

eggs (4 large) — Don’t even think about using egg whites; they’ll make your brownies dry and crumbly.

all-purpose flour (1 cup) — Sift the flour to avoid lumps; otherwise, you’ll bite into a weird, gritty surprise.

unsweetened cocoa powder (1 cup) — Use unsweetened cocoa powder, or you’ll end up with a sickly sweet mess.

vanilla extract (1 teaspoon) — Go for pure vanilla extract, or they’ll taste flat and bland as cardboard.

salt (1/2 teaspoon) — Don’t skip the salt; it balances sweetness and brings out all the flavors.

For the Peanut Butter Topping:

creamy peanut butter (1 cup) — Stick with creamy peanut butter, not crunchy; it’ll mess with the smooth texture.

unsalted butter (1/4 cup) — Sift powdered sugar before mixing; otherwise, you’ll have clumps in your frosting.

powdered sugar (2 cups) — Use semi-sweet chocolate chips, or your brownies won’t be as rich and gooey.

vanilla extract (1 teaspoon) — Don’t swap heavy cream for milk; it’ll ruin the luscious texture of your ganache.

For the Chocolate Ganache:

semi-sweet chocolate chips (1 cup)

heavy cream (1/2 cup)

Full measurements in the recipe card below.

How to Make Buckeye Brownies

1. Preheat Oven: Preheat your oven to 350°F (175°C). Grease a 9×13 inch baking pan while you’re at it. This helps the brownies slide right out later.

2. Mix Brownie Batter: In a large bowl, combine melted butter and granulated sugar until smooth. Then add the eggs one at a time, mixing well after each addition. You’ll know it’s ready when it looks glossy.

3. Add Dry Ingredients: Stir in the vanilla extract and salt, then sift in the flour and cocoa powder, mixing until just combined. (Don’t overmix — that’ll make your brownies tough.)

4. Bake Brownies: Pour the brownie batter into the prepared pan and spread evenly. Bake for 25-30 minutes or until a toothpick comes out with a few moist crumbs stuck to it.

5. Make Peanut Butter Layer: Meanwhile, mix together the creamy peanut butter, softened butter, and powdered sugar along with another splash of vanilla extract until smooth and creamy.

6. Spread Topping: Once the brownies have cooled, spread that luscious peanut butter mixture evenly over them. Watch out for any hot spots — they can melt your topping if you’re not careful!

7. Prepare Ganache: Now, heat the heavy cream in a small saucepan over medium heat until it simmers but doesn’t boil; stir in the semi-sweet chocolate chips until melted and smooth. Pour this ganache over your peanut butter layer, spreading evenly.

Exact quantities in the recipe card below.

How to Store Buckeye Brownies

  • Room Temperature: Keep them in an airtight container or tightly wrapped with plastic wrap for up to 3 days. They’ll stay nice and chewy, but the peanut butter topping might get a bit softer.
  • Refrigerator: Pop them in a container with a lid for up to a week. Just know that the chocolate ganache can lose some of its gooey charm when chilled (but they’re still delicious).
  • Freezer: Wrap individual squares in plastic wrap and then place them in a freezer-safe bag or container. They’ll last about 2 months, but the texture can change a little once thawed.
  • Reheating: If you want to enjoy them warm again, just microwave for about 10-15 seconds until they’re slightly warm to the touch. You want that melty-gooey goodness back!

What to Serve with Buckeye Brownies?

These brownies are seriously rich and sweet, so having something to balance that out is key. Here are some ideas that work great:

  • Vanilla Ice Cream: Cold and creamy, it balances the dense sweetness of this dish perfectly.
  • Fresh Berries: Tart strawberries or raspberries add a nice acidity that cuts through the richness.
  • Coffee: The warm bitterness pairs beautifully, enhancing chocolate notes while keeping things cozy.
  • Mint Tea: A refreshing herbal option that cleanses your palate after each decadent bite.
  • Salted Caramel Sauce: Drizzle over the top for a flavor contrast—sweet, salty, and super indulgent (make it in under 10 minutes).
  • Whipped Cream: Light and airy texture contrasts with the fudgy brownies; whip up some cream in just 5 minutes!
  • Coconut Milkshake: The tropical flavor offers a fun twist that feels lighter than you’d expect from such a rich dessert.

I’d go with one or two of these to keep things balanced!

Buckeye Brownies Variations

Here’s how to play with this recipe and make it your own.

  • Nutty Crunch: Fold in 1 cup chopped nuts (like walnuts or pecans) with the brownie batter for extra texture.
  • Double Chocolate: Add 1 cup chocolate chips to the brownie batter before baking for a melty-gooey surprise.
  • Peanut Butter Swirl: Drop spoonfuls of the peanut butter topping into the brownie batter before baking; swirl with a knife for a marbled look.
  • Gluten-Free Option: Substitute all-purpose flour with 1 cup gluten-free flour blend in the brownie base.
  • Minty Fresh: Mix in 1 teaspoon peppermint extract with the peanut butter topping for a refreshing twist (trust me on this).
  • Salted Caramel Drizzle: Drizzle salted caramel over the chocolate ganache after it’s set for a next-level treat.
  • Layered Delight: Spread half the brownie batter in the pan, then add half of the peanut butter topping, followed by the rest of both layers before baking.

Make Ahead Options for Buckeye Brownies

I love making Buckeye Brownies ahead of time when I can. You can bake the brownie base a day or two in advance and store it covered in an airtight container at room temperature. The peanut butter topping holds up well for about three days in the fridge, so I usually whip that up closer to serving time. The ganache is best made right before you’re ready to serve, since it sets nicely in the fridge but can get a bit hard if left too long. (I learned that the hard way!) Just make sure to slice them just before serving for that fresh taste. Enjoy them chilled!

Buckeye Brownies Recipe FAQs

Can I make Buckeye Brownies ahead of time?

Absolutely! These brownies are great for making ahead. You can bake them a day or two in advance and keep them covered at room temperature. Just make sure to add the peanut butter layer and ganache right before serving to keep everything fresh and smooth. (Trust me, it’s worth the wait!) If you do refrigerate, let them sit out for a bit before cutting—this helps with slicing.

Why did my Buckeye Brownies turn out dry?

If your brownies ended up dry, you might’ve overbaked them. Keep an eye on that toothpick test—look for a few moist crumbs rather than clean; that’s when they’re done. Also, don’t use only egg whites—whole eggs keep things moist and fudgy. If they still come out dry next time, consider pulling them out even a minute or two earlier.

What can I substitute for unsalted butter in this recipe?

I really wouldn’t recommend swapping it out for anything else. Unsalted butter gives that rich flavor without overwhelming sweetness. If you have to use salted butter, just skip adding any extra salt in the brownie base—it’ll throw off the balance. Remember, it’s not just about fat; flavor matters too!

How do I know when the peanut butter topping is ready?

When you’re mixing the peanut butter topping, look for that velvety-smooth consistency with no lumps—that’s your cue it’s ready! The creaminess is key here; if it’s gritty, sift that powdered sugar first next time. And spread it evenly over your cooled brownies; hot spots can lead to melting chaos (no one wants that mess!).

Final Thoughts on Buckeye Brownies

These Buckeye Brownies are definitely worth making for their flavor payoff. The combination of rich, chocolatey brownie, creamy peanut butter topping, and luscious ganache is just unbeatable. If you’ve been putting this off, tonight’s the night. Trust me; once you take that first bite, you’ll see why these brownies are a crowd favorite. I’m always curious about variations too—let me know how yours turned out in the comments!

Buckeye Brownies

These rich and fudgy brownies are topped with a creamy peanut butter layer and a smooth chocolate ganache, inspired by the classic Buckeye candy.
Prep Time 20 minutes
Cook Time 30 minutes
Total Time 50 minutes
Servings: 16 servings
Calories: 320

Ingredients
  

For the Brownie Base
  • 1 cup unsalted butter melted
  • 2 cups granulated sugar
  • 4 large eggs
  • 1 cup all-purpose flour
  • 1 cup unsweetened cocoa powder
  • 1 teaspoon vanilla extract
  • 1/2 teaspoon salt
For the Peanut Butter Topping
  • 1 cup creamy peanut butter
  • 1/4 cup unsalted butter softened
  • 2 cups powdered sugar
  • 1 teaspoon vanilla extract
For the Chocolate Ganache
  • 1 cup semi-sweet chocolate chips
  • 1/2 cup heavy cream

Method
 

Prepare the Brownie Base
  1. Preheat the oven to 350°F (175°C) and grease a 9x13 inch baking pan.
  2. In a large mixing bowl, combine melted butter and granulated sugar until smooth.
  3. Add the eggs one at a time, mixing well after each addition.
  4. Stir in the vanilla extract and salt.
  5. Sift in the flour and cocoa powder, mixing until just combined.
  6. Pour the brownie batter into the prepared baking pan and spread evenly.
  7. Bake in the preheated oven for 25-30 minutes or until a toothpick comes out with a few moist crumbs.
Make the Peanut Butter Topping
  1. In a medium bowl, mix together the peanut butter, softened butter, powdered sugar, and vanilla extract until smooth.
  2. Spread the peanut butter mixture evenly over the baked brownies once cooled.
Prepare the Chocolate Ganache
  1. In a small saucepan, heat the heavy cream over medium heat until it begins to simmer.
  2. Remove from heat and add the chocolate chips, stirring until melted and smooth.
  3. Pour the chocolate ganache over the peanut butter layer, spreading it evenly.
Chill and Serve
  1. Refrigerate the brownies for at least 1 hour to allow the ganache to set.
  2. Cut into squares and serve cold or at room temperature.

Nutrition

Calories: 320kcalCarbohydrates: 40gProtein: 6gFat: 18gSaturated Fat: 8gSodium: 200mgFiber: 2gSugar: 22g

Notes

For an extra touch, sprinkle some sea salt on top of the ganache before it sets.

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