Irresistible Oatmeal Fudge Bars: Your New Favorite Dessert
Prepare to fall in love with these incredibly decadent Oatmeal Fudge Bars. This dessert masterpiece seamlessly combines the heartwarming comfort of soft, chewy oatmeal cookies with the rich, luxurious indulgence of creamy chocolate fudge. Imagine biting into two golden-brown layers of wholesome oat goodness, perfectly encasing a thick, luscious ribbon of homemade fudge that simply melts in your mouth. Easy to make and impossible to resist, these bars are destined to become a cherished treat for any occasion, from casual gatherings to special celebrations.

Why You’ll Adore These Oatmeal Fudge Bars
There are countless reasons why these Oatmeal Fudge Bars deserve a prime spot in your recipe collection. Beyond their delightful taste, they offer convenience, versatility, and an undeniable charm that makes them a crowd-pleaser every single time.
- Effortless Preparation: These oat fudge bars are remarkably simple to whip up, requiring only a handful of everyday pantry ingredients. The cookie dough is straightforward, and the star of the show – the rich chocolate fudge – comes together easily without the need for a candy thermometer or complex techniques. It’s a foolproof recipe perfect for bakers of all skill levels.
- Perfect for Any Gathering: Whether you’re hosting a large party, a family get-together, or simply need a treat for school lunchboxes, cookie bars are always a fantastic choice. This recipe yields a generous batch, allowing you to cut them into small, rich squares for individual servings, or larger portions if you dare! Their portability and communal nature make them ideal for sharing.
- An Unforgettable Flavor Symphony: The magic of these bars lies in the harmonious blend of textures and tastes. The buttery-rich, satisfyingly hearty oatmeal cookie base provides a rustic, comforting foundation. This is perfectly complemented by the smooth, creamy, and utterly decadent chocolate fudge layer, creating a dessert experience that is both comforting and exquisitely indulgent. It’s a perfect balance of sweet, chewy, and rich.
- A Homemade Delight Better Than the Rest: Fans of the popular Starbucks Oat Fudge Bars will rejoice! This homemade version not only captures that beloved flavor profile but elevates it with fresh, quality ingredients and that irreplaceable homemade touch. Prepare for a significantly better taste and texture that will have everyone asking for your secret recipe.
- Nostalgic Comfort Food: Oatmeal cookies often evoke feelings of warmth and nostalgia. Combining them with classic chocolate fudge elevates this comfort to a new level. These bars are reminiscent of cherished childhood treats, bringing a sense of warmth and happiness with every bite.
- Highly Customizable: While perfect as is, these bars also serve as a wonderful canvas for creativity. Easily add nuts, different chocolate types, or other mix-ins to tailor them to your taste preferences (more on variations below!).
If you’re looking for more delightful dessert recipes to try, be sure to explore our collection of other favorites, including Chewy Snickerdoodle Bars, Thick and Chewy Old Fashioned Oatmeal Raisin Cookies, Easy Chocolate Bundt Cake, Fudgy and Chewy Brownies, S’mores Bars, and Decadent Dark Chocolate Fudge.

How to Master These Oatmeal Fudge Bars
Creating these scrumptious Oatmeal Fudge Bars is a straightforward process that yields impressive results. The recipe is broken down into easy-to-follow steps, ensuring a perfect batch every time. The key is to prepare your cookie dough base, craft that rich fudge filling, and then assemble and bake to golden perfection. Let’s walk through the general process before you dive into the detailed recipe card below.
First, you’ll want to preheat your oven and prepare your baking pan. Lining the pan with parchment paper is a crucial step that will make removing the cooled bars incredibly easy. A little baking spray on exposed areas ensures nothing sticks. While the oven warms, you’ll combine the dry ingredients for your oatmeal cookie layers – all-purpose flour, baking soda, and kosher salt – in one bowl. In a separate, larger bowl, you’ll cream together softened butter and brown sugar until it’s wonderfully light and fluffy. This aeration is essential for a tender cookie base. Then, eggs and vanilla extract are incorporated, creating a rich, aromatic wet mixture.


The dry ingredients are then gently folded into the wet mixture, followed by the star of the cookie layer: old-fashioned oats. It’s important to mix until just combined to avoid overworking the dough, which can lead to tough bars. Once your glorious oatmeal cookie dough is ready, about two-thirds of it will be pressed firmly into the bottom of your prepared baking dish, forming the first delicious layer. The remaining dough is set aside, ready to create the tempting crumbly topping.
Next comes the star of the show – the rich, creamy fudge layer. This is where the magic happens with minimal effort. In a microwave-safe bowl, semi-sweet chocolate chips, sweetened condensed milk, and a touch of unsalted butter are combined. These ingredients are gently melted in short intervals in the microwave, stirred until they reach a smooth, glossy consistency. A splash of vanilla extract at the end enhances the chocolatey aroma and flavor, transforming it into an irresistible fudge. This no-fail fudge is unbelievably easy to make and forms the perfect counterpoint to the oatmeal layers.


Finally, the assembly and baking. The warm, velvety fudge mixture is poured evenly over the pressed cookie dough base. Then, small, delightful dollops of the reserved oatmeal cookie dough are scattered over the fudge layer. These will bake into chewy cookie bits, creating a charming, rustic top. The bars are then baked for a relatively short time, just until the top cookie pieces are golden brown. It is absolutely crucial not to overbake them, as this is the secret to maintaining their wonderfully soft and chewy texture. Once baked, the hardest part is waiting: these bars need to cool completely for several hours to allow the fudge to set properly, ensuring clean, perfect slices. Patience truly is a virtue when it comes to enjoying these incredible bars!


Essential Tips for Perfect Oatmeal Fudge Bars
Achieving bakery-quality Oatmeal Fudge Bars is easier than you think with these expert tips:
- Accurate Flour Measurement is Key: For the perfect chewy texture, always measure your flour properly. Aerate the flour by fluffing it with a spoon, then gently spoon it into your measuring cup. Level off the top with a straight edge, such as the back of a knife, without packing it down. Too much flour will result in dry, crumbly bars.
- The Parchment Paper Sling: Don’t skip lining your baking pan with parchment paper, allowing an overhang on the sides. This “sling” acts as handles, making it incredibly simple to lift the entire batch of cooled bars out of the pan, allowing for easy, neat slicing. It prevents sticking and ensures a clean release.
- Mix Smartly: While you can absolutely use an electric hand mixer or a stand mixer for the cookie dough, remember to mix only until the ingredients are just combined. Overmixing can develop the gluten in the flour, leading to tough, less tender cookie layers. The goal is soft and chewy!
- Gentle Fudge Melting: When melting the fudge ingredients in the microwave, use 30-second intervals and stir thoroughly after each. It’s crucial not to overheat the mixture, as chocolate can burn and seize, becoming grainy and unusable. Aim to melt until about 75% of the chocolate chips are soft, then remove from the microwave and stir continuously. The residual heat will melt the remaining chips, resulting in a perfectly smooth, creamy fudge.
- Stovetop Fudge Option: If you prefer not to use a microwave, you can melt the fudge ingredients in a medium saucepan over medium-low heat. Stir constantly until the chocolate chips are fully melted and the mixture is smooth. Immediately remove from heat and stir in the vanilla extract.
- Do NOT Overbake: This is perhaps the most important tip! Overbaking is the enemy of chewy cookie bars. Begin checking for doneness around the 20-minute mark. The top cookie pieces should be lightly golden brown. The center might still look slightly soft, but it will set as it cools. An extra minute or two might be all it needs, if at all. Overbaked bars will be dry and crumbly instead of wonderfully soft, chewy, and moist.
- Cool Completely: We know it’s tempting, but patience is vital! Allow the bars to cool completely at room temperature for at least 3 hours, or even longer (4-5 hours is ideal), before attempting to slice them. This time allows the rich fudge layer to fully set. Slicing them too soon will result in a gooey, messy, albeit delicious, disaster.
Exciting Variations to Explore
While classic Oatmeal Fudge Bars are perfection, feel free to get creative with these delicious variations:
- Nutty Indulgence: Enhance the texture and flavor by adding toasted chopped nuts such as pecans, almonds, or walnuts to the fudge layer. The crunch and earthy notes provide a wonderful contrast to the smooth chocolate.
- Chocolate Variety: Experiment with different types of chocolate chips. You can substitute semi-sweet chocolate chips with milk chocolate chips for a sweeter, creamier fudge, or use dark chocolate chips for a more intense, rich chocolate experience. A mix of both can also be delightful!
- Sweet and Salty Twist: For those who love a balanced flavor profile, use salted butter in the oatmeal cookie layers. This subtle addition will amplify the sweet and create a compelling sweet-and-salty contrast that is incredibly addictive. You can also sprinkle a pinch of flaky sea salt over the fudge layer before baking.
- Coconut Dream: Stir 1/2 cup of shredded coconut into the oatmeal cookie dough for a tropical twist, or sprinkle some over the top of the fudge layer before baking.
- Caramel Swirl: After pouring the fudge layer, drizzle warm caramel sauce over it and gently swirl with a knife for a beautiful and delicious caramel-chocolate bar.
- Minty Freshness: For a festive touch, add 1/2 teaspoon of peppermint extract to the fudge layer. This pairs wonderfully with dark chocolate chips.
- Spiced Oats: Introduce a hint of warmth by adding 1/2 teaspoon of ground cinnamon or a pinch of nutmeg to your dry oatmeal cookie ingredients.
- Dried Fruit Addition: Mix in 1/2 cup of dried cranberries or chopped dried cherries to the oatmeal cookie dough for a fruity counterpoint.
Frequently Asked Questions (FAQs)
Yes, you can use quick oats as a substitute. However, be aware that the texture of the finished bars will be less chewy and slightly finer than when using old-fashioned rolled oats, which contribute to a heartier, more substantial chew.
To maintain their freshness and delightful texture, store these oatmeal fudge bars in an airtight container at room temperature for 3-5 days. If you prefer them chilled or want to extend their shelf life, you can store them in the refrigerator for up to a week. Just note that the fudge might be firmer when cold.
Absolutely! This oatmeal fudge bars recipe freezes beautifully, making them perfect for meal prepping desserts or saving for a later craving. Place them in a freezer-safe container, separating layers with parchment paper if stacking, and freeze for up to 3 months. They even taste incredibly delicious straight from the freezer!
A dry cookie base is usually a result of overmeasuring the flour or overbaking. Ensure you’re measuring flour correctly (aerate, spoon, and level) and closely monitor the baking time. The edges should be golden, and the center still slightly soft when removed from the oven, as they will continue to set as they cool.
Grainy fudge often occurs from overheating the chocolate or not stirring enough. When melting in the microwave, stick to short intervals and stir thoroughly to ensure smooth melting from residual heat. If melting on the stovetop, keep the heat low and stir constantly. Ensure all ingredients are fully incorporated and smooth before pouring.
More Delicious Cookie Bar Recipes to Satisfy Your Cravings
Ultimate Turtle Brownies
Lemon Cheesecake Shortbread Bars
Classic Hello Dolly Cookies

Oatmeal Fudge Bars Recipe
Print
Pin
Rate
Brownies / Bars, Cookies, Dessert
American
15
18
3
32
244
kcal
Leigh Harris
Ingredients
Oatmeal Cookie Layers
-
2 1/2
cups
All-purpose flour -
1
tsp
Baking soda -
1/2
tsp
Kosher salt -
1
cup
Unsalted butter
softened -
2
cups
Dark brown sugar
packed, or light brown sugar -
2
large
Eggs
room temperature -
2
tsp
Vanilla extract -
3
cups
Old-fashioned oats
Fudge Layer
-
2
cups
Semi-sweet chocolate chips -
1
14oz
Can of sweetened condensed milk -
2
tbsp
Unsalted butter -
1/2
tsp
Vanilla extract
Instructions
- Preheat oven to 350º F. Line a 9×13 baking pan with parchment paper leaving overhang (parchment paper sling). Spray exposed areas of the pan with baking spray that contains flour.
- In a medium-sized bowl whisk together the all-purpose flour, baking soda, and kosher salt. In a large bowl beat the butter and brown sugar together, until light and fluffy. Add the eggs and vanilla extract, mixing until well combined.
- Stir in the dry ingredients and oats until just combined.
- Press 2/3 of the cookie dough (about 3 1/2 cups) into the bottom of the pan. Reserve the remaining oat mixture for the top.
- In a microwave-safe bowl combine the semi-sweet chocolate chips and condensed milk, and microwave in 30-second intervals, stirring the chocolate mixture between intervals, until almost melted. Stir in the vanilla until it’s smooth and creamy.
- Pour the fudge mixture over the cookie dough and spread evenly with an offset spatula. Drop small pieces of the remaining cookie dough over the top of the chocolate fudge layer.
- Bake for 20-23 minutes, until the top cookies are golden brown. DO NOT OVERBAKE. Cool completely before slicing, for 3-4 hours.
Notes
DO NOT OVERBAKE these cookie bars! Check for doneness at 20 minutes. You should only need 1 or 2 more minutes of baking if that. If you overbake these the cookie part will be extremely dry, not soft, chewy, and moist.
Storing – Store them in an airtight container at room temperature for 3-5 days. Freeze for up to 3 months.
Nutrition
244
kcal
|
Carbohydrates:
32
g
|
Protein:
3
g
|
Fat:
12
g
|
Saturated Fat:
7
g
|
Polyunsaturated Fat:
1
g
|
Monounsaturated Fat:
3
g
|
Trans Fat:
0.3
g
|
Cholesterol:
29
mg
|
Sodium:
82
mg
|
Potassium:
127
mg
|
Fiber:
2
g
|
Sugar:
18
g
|
Vitamin A:
222
IU
|
Vitamin C:
0.001
mg
|
Calcium:
28
mg
|
Iron:
2
mg
