Name: Brown Sugar Oatmeal Bars
Prep time: 5 min
Cook time: 10 min
Total time: 15 min
Cuisine: American
Ingredients: 1 cup packed brown sugar; 2 cups quick/instant oats; 1 teaspoon vanilla extract; ½ cup melted butter; Optional: pinch of salt

Jump to Recipe·Leave a Review

I’m always on the hunt for simple, comforting breakfast ideas, and these Brown Sugar Oatmeal Bars are a go-to. With only a handful of ingredients and under 15 minutes total time, I can whip them up in no time, perfect for busy mornings or a quick snack throughout the day.

Why I’ll Love This Recipe

I love how only four or five ingredients come together to create a soft, sweet, and satisfying bar. The warmth of the brown sugar paired with the hearty texture of oats creates a cozy flavor I crave. Plus, they’re versatile—I eat them for breakfast, snack, or even dessert, and they travel well when I’m on the move.

Ingredients

(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)
• 1 cup packed brown sugar
• 2 cups quick/instant oats
• 1 teaspoon vanilla extract
• ½ cup melted butter
• Optional: pinch of salt

Directions

I preheat the oven to 375°F (190°C) and line an 8-inch (or 9×13) baking dish with parchment—it makes removing the bars so much easier.
In a large bowl, I stir together the brown sugar, oats, vanilla, melted butter, and a pinch of salt (if I’m using it) until everything is evenly mixed.
I divide the mixture between the baking pans and press it in firmly.
I bake them for about 10 minutes, or until they’re golden and bubbly. They’re soft when hot but crisp up as they cool.
After 5 minutes of cooling, I turn the whole thing onto a cutting board, run a knife around the edges if needed, and cut into bars while still warm.
Finally, I let them cool completely before storing.

Servings And Timing

These bars make 12 servings. Prep is just 5 minutes, bake time is 10 minutes, and total time adds up to about 15 minutes.

Storage/Reheating

I store these in an airtight container at room temperature, and they keep beautifully for up to a week. If I want them warm, I pop a bar into the microwave for about 10–15 seconds before digging in.

Variations

I sometimes switch to rolled oats for a chewier texture.
A sprinkle of sea salt on top before baking adds a nice contrast to the sweetness.
For a richer flavor, I drizzle a thin butterscotch or caramel glaze once the bars have cooled.
I’ve added chopped nuts or dried fruit before baking for extra texture and flavor.
For a seasonal twist, I mix in pumpkin puree and spices—like a mini pumpkin oatmeal bar right on the go.

FAQs

1. What if I don’t have quick oats—can I use old-fashioned oats?

Yes—I’ve used rolled oats instead, and the bars are slightly chewier. Just press the mixture firmly before baking to help them hold together.

2. Can I make these gluten-free?

Absolutely—I substitute certified gluten-free oats, and they turn out just as tasty.

3. How do I prevent the bars from being too soft after cooling?

I let them cool completely before cutting and allow them to set in the pan for a few extra minutes to help them firm up.

4. Can I freeze these bars?

Yes—I freeze them in a single layer, separated by parchment. When I’m ready, I thaw a bar at room temperature or warm it briefly in the microwave.

5. Are the bars suitable for kids’ lunchboxes?

Definitely—they travel well and are a hit with kids. I often add mini chocolate chips or dried fruit before baking to make them even more fun.

Conclusion

These Brown Sugar Oatmeal Bars have become one of my favorite recipes—they’re easy, quick, delicious, and endlessly customizable. Whether I need a grab-and-go breakfast, a pick-me-up snack, or a simple sweet treat, these bars always deliver. I’m already thinking about which variation I’ll try next!