Chocolate Hazelnut Oat Snack Bars

Highlighted under: Baking & Desserts

I love making Chocolate Hazelnut Oat Snack Bars for those busy days when I need a quick yet satisfying treat. The combination of rich chocolate and crunchy hazelnuts creates a perfect balance that’s both indulgent and nutritious. I appreciate how simple it is to throw everything together and let the mixture set in the fridge. With just a handful of wholesome ingredients, these bars are not only a delightful snack but also provide the energy boost I need throughout the day.

Harriet Collins

Created by

Harriet Collins

Last updated on 2026-01-14T00:19:15.763Z

When I first made these snack bars, I was surprised by how quickly they came together. The blend of oats, chocolate, and hazelnuts not only satisfies my sweet cravings but also keeps me feeling full. I recommend pressing the mixture firmly into the pan; this helps them hold their shape when sliced.

Another tip I discovered is letting them set in the refrigerator for at least 45 minutes. This allows the flavors to blend beautifully and makes them easier to cut. Plus, they can be stored well for a week, making them perfect for meal prep!

Why You'll Love These Bars

  • Nutty crunch paired with luscious chocolate
  • Quick to prepare with no baking required
  • Healthy ingredients packed into a sweet snack

The Power of Oats

Rolled oats are the star of these Chocolate Hazelnut Oat Snack Bars, providing a hearty base that adds both texture and nutrition. Oats are rich in dietary fiber, which can help keep you feeling full and satisfied longer. When selecting oats, opt for gluten-free varieties if you have dietary restrictions, as they can be cross-contaminated with gluten during processing. The rolled oats also contribute a pleasant chewiness to the bars, contrasting beautifully with the crispness of hazelnuts.

To achieve the perfect consistency, make sure to pack the oats into your measuring cup lightly. Too tightly packed oats can lead to a denser bar, while loosely packed could result in crumbly snacks. If you prefer a more textured bar, feel free to use a mixture of rolled oats and steel-cut oats. However, keep in mind that steel-cut oats may require a bit more binding and time to set.

Chocolate Choices

The dark chocolate chips you choose can significantly influence the flavor profile of your snack bars. Aim for chocolate with at least 70% cocoa content for a rich, deep chocolate flavor that pairs perfectly with the sweetness of hazelnut butter and honey. If you are on a dairy-free diet, ensure the dark chocolate is labeled vegan, or consider using cacao nibs for a less sweet but intensely chocolatey alternative.

When incorporating chocolate chips, be careful not to overheat them if you decide to melt them first. Melt just until semi-fluid in a microwave, stirring in short intervals of 15 seconds. You want them melty but not scorched, as burnt chocolate imparts a bitter taste. If melting, allow to cool slightly before mixing to prevent affecting the texture of other ingredients.

Storage and Variations

Once your Chocolate Hazelnut Oat Snack Bars are perfectly set, store them in an airtight container in the refrigerator. They will keep fresh for about a week, making them ideal for meal prep. You can also freeze them for longer storage—just wrap each bar individually in parchment paper and then in plastic wrap or a freezer bag. They can thaw at room temperature for a quick grab-and-go snack later on.

Feel free to customize these bars according to your taste preferences! Swap out the hazelnut butter for almond or peanut butter, and consider mixing in dried fruits like cranberries or cherries for an added sweetness. For a protein boost, add a scoop of protein powder to the oat mixture. These variations can cater to different diets, making the bars versatile for all kinds of snack lovers.

Ingredients

Gather these ingredients to make your delicious snack bars!

Ingredients

  • 2 cups rolled oats
  • 1 cup hazelnut butter
  • 1/2 cup dark chocolate chips
  • 1/4 cup honey or maple syrup
  • 1/2 teaspoon vanilla extract
  • 1/4 teaspoon salt
  • 1/2 cup chopped hazelnuts

Now that you have everything ready, let's get started on the steps!

Instructions

Follow these easy steps to create your snack bars.

Mix the Ingredients

In a large mixing bowl, combine the rolled oats, hazelnut butter, honey or maple syrup, vanilla extract, and salt. Stir until everything is well incorporated.

Add Chocolate and Nuts

Fold in the dark chocolate chips and chopped hazelnuts until evenly distributed throughout the mixture.

Press into the Pan

Line an 8x8 inch pan with parchment paper. Transfer the mixture to the pan, pressing it down firmly to create an even layer.

Refrigerate

Place the pan in the refrigerator and let it set for at least 45 minutes to an hour.

Slice and Serve

Once set, remove from the pan and slice into bars. Enjoy your delicious Chocolate Hazelnut Oat Snack Bars!

Enjoy these healthy bars as a snack or even breakfast on the go!

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Pro Tips

  • For an extra twist, try adding dried fruits like cranberries or apricots for added flavor and texture.

Common Issues

If your bars don't hold together well, it might be due to a lack of binding agents. Evaluate the ratio of oats to syrup; adding a bit more honey or nut butter can enhance the glue-like quality necessary for cohesive bars. If you accidentally make the mixture too wet, consider adding a few extra oats to help balance it out before pressing into the pan.

Another common issue is over- or under-pressing the mixture into the pan. If pressed too lightly, the bars can crumble when cut. Firmly pressing down with the back of a measuring cup can help ensure that the mixture is compact and will hold its shape once chilled. Take care not to compact it excessively, which might lead to a too-dense texture.

Serving Suggestions

Serve your Chocolate Hazelnut Oat Snack Bars as an energizing breakfast option alongside your morning coffee or tea. They make a perfect post-workout snack, offering a balance of carbohydrates and protein to help with recovery. For a delightful afternoon treat, consider pairing them with a dollop of Greek yogurt or a smear of additional hazelnut butter for an extra indulgence.

For entertaining, these bars can be cut into smaller, bite-sized pieces and arranged on a platter for guests to enjoy with their favorite beverages. They can also be a great addition to a lunchbox or picnic basket, providing a handy snack that requires no utensils and is easy to transport.

Questions About Recipes

→ Can I use a different nut butter?

Yes, almond butter or peanut butter work well in this recipe as alternatives.

→ How should I store the bars?

Store them in an airtight container in the refrigerator for up to a week.

→ Can I freeze these bars?

Absolutely! They can be frozen for up to three months. Just make sure to wrap them tightly.

→ Is there a vegan option for this recipe?

Yes, you can use maple syrup instead of honey and ensure that the chocolate chips are dairy-free.

Chocolate Hazelnut Oat Snack Bars

I love making Chocolate Hazelnut Oat Snack Bars for those busy days when I need a quick yet satisfying treat. The combination of rich chocolate and crunchy hazelnuts creates a perfect balance that’s both indulgent and nutritious. I appreciate how simple it is to throw everything together and let the mixture set in the fridge. With just a handful of wholesome ingredients, these bars are not only a delightful snack but also provide the energy boost I need throughout the day.

Prep Time15 minutes
Cooking Duration0 minutes
Overall Time60 minutes

Created by: Harriet Collins

Recipe Type: Baking & Desserts

Skill Level: Easy

Final Quantity: 12 bars

What You'll Need

Ingredients

  1. 2 cups rolled oats
  2. 1 cup hazelnut butter
  3. 1/2 cup dark chocolate chips
  4. 1/4 cup honey or maple syrup
  5. 1/2 teaspoon vanilla extract
  6. 1/4 teaspoon salt
  7. 1/2 cup chopped hazelnuts

How-To Steps

Step 01

In a large mixing bowl, combine the rolled oats, hazelnut butter, honey or maple syrup, vanilla extract, and salt. Stir until everything is well incorporated.

Step 02

Fold in the dark chocolate chips and chopped hazelnuts until evenly distributed throughout the mixture.

Step 03

Line an 8x8 inch pan with parchment paper. Transfer the mixture to the pan, pressing it down firmly to create an even layer.

Step 04

Place the pan in the refrigerator and let it set for at least 45 minutes to an hour.

Step 05

Once set, remove from the pan and slice into bars. Enjoy your delicious Chocolate Hazelnut Oat Snack Bars!

Extra Tips

  1. For an extra twist, try adding dried fruits like cranberries or apricots for added flavor and texture.

Nutritional Breakdown (Per Serving)

  • Calories: 230 kcal
  • Total Fat: 14g
  • Saturated Fat: 2g
  • Cholesterol: 0mg
  • Sodium: 60mg
  • Total Carbohydrates: 23g
  • Dietary Fiber: 3g
  • Sugars: 10g
  • Protein: 6g