Delightful Honey Blueberry Oatmeal Bars: A Homemade Jam Recipe for Every Occasion
Soft, incredibly moist, and wonderfully reminiscent of classic oatmeal cookies, these Honey Blueberry Oatmeal Bars are an absolute dream come true. What makes them truly special is the generous filling of homemade blueberry jam, crafted simply and beautifully without the need for pectin. This recipe transforms fresh blueberries into a vibrant, sweet, and slightly tangy center, perfectly complemented by a wholesome, honey-infused oat crust. Prepare to fall in love with a treat that’s not only delicious but also surprisingly easy to make and perfect for any time of day.

My Unexpected Journey to Loving Blueberries
For the longest time, blueberries and I had a complicated relationship. Growing up, I distinctly remembered a few occasions where eating blueberries left me feeling unwell. This quickly led to a firm belief: “I can’t eat blueberries; my stomach just doesn’t agree with them.” It was an unfortunate self-fulfilling prophecy that kept me from exploring the vibrant world of blueberry recipes for years.
My perspective began to shift a few years ago when my first landlord, a wonderful baker, invited me upstairs to share a slice of her freshly baked triple berry pie. Naturally, blueberries were a key ingredient. Not wanting to decline such a kind invitation, I hesitantly accepted. We chatted on her porch, and to my pleasant surprise, not only did I not get sick, but I also realized that while blueberries weren’t my absolute favorite, they weren’t the enemy I had made them out to be.
This summer, a newfound determination took hold. I decided it was time to give blueberries another genuine chance. Part of this was fueled by their undeniable photogenic quality – their deep, rich color adds a beautiful pop to any food photograph. But more significantly, my recipe repertoire had become quite saturated with strawberry, cherry, and raspberry creations. I craved something new, a fresh challenge, and a way to diversify my kitchen adventures. It was time for a change, and blueberries were ready for their starring role.
Last month, I ventured into new territory with recipes like No-Bake Blueberry Cream Cheese Pie and refreshing Blueberry Cream Sodas. However, it was these Honey Blueberry Oatmeal Bars that truly captured my heart and changed my mind about blueberries forever. The secret, as it often is, lay in three simple, magical words: homemade blueberry jam.
The Magic of Homemade Blueberry Jam (Without Pectin!)
These bars evoke the comforting nostalgia of oatmeal raisin cookies – soft, perfectly spiced, and balanced with just the right amount of sweetness from both the honey and the star of the show, the homemade blueberry jam. This jam isn’t just any jam; it’s a labor of love that transforms the bars from good to absolutely extraordinary. The vibrant fruit flavor shines through, creating a delightful contrast with the wholesome oat base.
One of the most appealing aspects of this recipe is the simplicity of making homemade blueberry jam without pectin. You might think jam-making is a daunting task, but I assure you, it’s incredibly straightforward. All you need are fresh or frozen blueberries, a touch of sweetener (which will be honey in our case, linking perfectly to the bars), a squeeze of lemon juice for brightness and to aid thickening, and about 10-15 minutes on the stovetop. No complicated canning procedures, no worrying about pectin setting just right, and no need for special jars because you’ll be using this delicious jam almost immediately!

The beauty of a pectin-free jam is that the natural pectin in the blueberries, combined with the reduction through cooking, allows the jam to thicken beautifully on its own. The result is a richer, more concentrated blueberry flavor that store-bought jams often lack. This homemade touch truly elevates these oatmeal bars, making them taste incredibly fresh and special.
And if you find yourself without blueberries, or simply want to explore other fruity variations, this pectin-free method works wonderfully with other fruits too! You can easily adapt it to make my delightful peach jam without pectin, a classic strawberry jam without pectin, or even a tangy sour cherry jam. The possibilities are endless for creating custom fruit-filled treats!
The Sweet & Moistening Power of Honey

Beyond the homemade jam, another key ingredient that elevates these oatmeal bars is honey. With over 300 varietals available in the U.S. alone, each type of honey boasts its own unique flavor profile, adding a layer of complexity and depth that refined sugar simply cannot. For this recipe, I recommend using a mild-flavored honey so as not to overpower the delicate blueberry essence, but feel free to experiment with bolder varieties if you wish to add a distinct floral or earthy note.
Honey isn’t just a sweetener; it’s a secret weapon for maintaining moisture in baked goods. Because honey is slightly sweeter than granulated sugar, I was able to naturally cut back on the overall amount of sweetener used in both the oatmeal dough and the jam, resulting in a perfectly balanced sweetness that isn’t cloying. More importantly, honey is a natural humectant, meaning it attracts and retains moisture. This incredible property ensures that these Honey Blueberry Oatmeal Bars remain wonderfully soft and moist for days after baking.
This extended freshness is a game-changer! You don’t have to stress about serving them immediately. I personally put this to the test by taking a batch to a coworking space two days after baking them. They were still incredibly soft, delicious, and by lunchtime, they were pretty much gone. This makes them an ideal candidate for meal prep, lunchboxes, potlucks, or simply enjoying throughout the week without sacrificing texture or flavor.

Perfect for Any Occasion: From Breakfast to Dessert
These Honey Blueberry Oatmeal Bars are incredibly versatile. They make a fantastic, wholesome breakfast on the go, a satisfying afternoon snack with a cup of tea or coffee, or a delightful light dessert. Their comforting flavors and soft texture also make them a popular choice for sharing at gatherings or as a thoughtful homemade gift.
And if you find yourself with an abundance of leftover blueberries after making these bars (a lovely problem to have!), don’t let them go to waste. They are perfect for whipping up my delicious Small Coffee Cake recipe, which is ideal for a small household or intimate gathering. Alternatively, you could bake a batch of my fluffy Small Batch Blueberry Muffins, another delightful way to enjoy the burst of fresh blueberry flavor. There’s always a reason to celebrate this delicious fruit!
Thanks to these irresistible bars, blueberries have officially moved from my “no longer hate” list straight to my “absolute favorites” list. I encourage you to embark on this delicious journey yourself and discover the joy of baking with homemade blueberry jam and the natural sweetness of honey.

Honey Blueberry Oatmeal Bars
12-16 squares
45 minutes
30 minutes
1 hour 15 minutes
Soft, moist, and reminiscent of oatmeal cookies, Honey Blueberry Oatmeal Bars are filled with a homemade blueberry honey jam without pectin.
Ingredients
- 1 recipe Small Batch Blueberry Jam (get recipe here)
- 1 1/2 cups all-purpose flour
- 1 1/4 cups old-fashioned oats
- 1/2 teaspoon ground cinnamon
- 1/2 teaspoon baking soda
- 1/2 teaspoon salt
- 3/4 cup (6 ounces or 12 tablespoons) unsalted butter, softened
- 1/2 cup honey
- 2 tablespoons brown sugar
- 1 egg, room temperature
- 1 teaspoon vanilla extract
Instructions
- Make the Small Batch Blueberry Jam (get instructions here). Cool completely before using.
- Preheat oven to 350F. Line an 8×8 square pan with parchment or grease with cooking spray.
- In a large bowl, mix together the flour, oats, cinnamon, baking soda, and salt.
- In another large bowl, beat together the butter, honey, and brown sugar until creamy, about 2-3 minutes.
- Beat in the egg and vanilla until incorporated, about 1 minute (it may look curdled).
- Gradually beat in the flour mixture.
- Evenly spread half of the dough into the bottom of the pan. Top with cooled blueberry jam. Top with the remaining dough.
- Bake 28-30 minutes or until golden brown. Cool completely before cutting into squares.
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