Chocolate Hazelnut Oat Squares

Highlighted under: Baking & Desserts

I absolutely love making these Chocolate Hazelnut Oat Squares during the weekends when I have some time to indulge in baking. The combination of rich chocolate and crunchy hazelnuts creates a delightful treat that’s perfect for snacking. As I layer the oats with the chocolate mixture, I can already envision how wonderful they'll taste. Trust me, once you try these squares, you'll want to share them with friends and family or keep them all to yourself for a cozy movie night. It's a delightful way to satisfy your sweet tooth while enjoying a wholesome treat!

Penelope Dawson

Created by

Penelope Dawson

Last updated on 2026-01-15T15:19:17.005Z

Preparing these Chocolate Hazelnut Oat Squares has become a favorite ritual in my kitchen. The first time I made them, I experimented with the ratio of oats to chocolate, and the results were incredible. The oats provide a hearty texture that pairs perfectly with the silky chocolate and the crunch of hazelnuts. After several trials, I've found that toasting the oats beforehand intensifies their flavor, making the squares even more delicious.

One tip that I can’t stress enough is to let the squares cool completely in the refrigerator before cutting them. This not only helps them set properly but also makes them easier to slice into perfect portions. The blend of flavors will have everyone asking for seconds!

Why You'll Love These Squares

  • A harmonious blend of chocolate and hazelnut for a decadent treat
  • Nutty texture complemented by chewy oats
  • Quick and simple to prepare, perfect for any occasion

Mastering the Art of Oat Preparation

Toasting the oats is a crucial step that enhances their flavor and texture. When you toast rolled oats in a dry skillet over medium heat for about 5 minutes, they release a nutty aroma and gain a deeper color. This process not only adds a rich taste but also ensures that the oats have a pleasant crunch in the final baked squares. Keep a close eye on them to avoid burning; stirring occasionally can help achieve an even toast.

The choice of oats plays a significant role in the texture of your Chocolate Hazelnut Oat Squares. Rolled oats provide a chewy consistency that complements the crunchy hazelnuts and smooth chocolate. If you have gluten sensitivities, opt for certified gluten-free rolled oats, which are widely available and ensure that your squares remain wholesome without compromising on flavor.

Balancing Flavor and Texture

The combination of almond butter and maple syrup not only sweetens the squares but also lends a creamy texture that binds the ingredients together. If you're looking for alternatives, you can substitute with peanut butter or sunflower seed butter, depending on your preference or dietary restrictions. Just be sure that any substitute you choose has a similar consistency to maintain the squares' structural integrity.

Adding chocolate chips intensifies the chocolate flavor, but the quality matters. High-quality dark chocolate chips often have a richer taste and a silkier texture when melted. Feel free to experiment with different cocoa percentages—70% cocoa content will provide a more robust flavor, while milk chocolate can sweeten the treat further.

Storage and Serving Suggestions

Once baked, allow the squares to cool completely before slicing. This ensures they firm up nicely, making them easier to cut into clean squares. If you're planning to enjoy them over the week, storing them in an airtight container in the refrigerator will keep them fresh for up to a week. You can also individually wrap them for on-the-go snacks.

For a twist, consider serving your Chocolate Hazelnut Oat Squares with a drizzle of melted chocolate on top or a sprinkle of sea salt for a delightful contrast. They pair excellently with a cup of coffee or tea, making them a perfect afternoon pick-me-up. If you're feeling adventurous, try incorporating dried fruits or spices such as cinnamon to create variations that suit your palate.

Ingredients

Gather these ingredients to make your delicious squares:

Ingredients

  • 1 cup rolled oats
  • 1/2 cup hazelnuts, chopped
  • 1/2 cup dark chocolate chips
  • 1/4 cup maple syrup
  • 1/4 cup almond butter
  • 1 teaspoon vanilla extract
  • 1/4 teaspoon salt

With these ingredients, you're ready to create a delightful treat!

Instructions

Follow these steps to make your Chocolate Hazelnut Oat Squares:

Preheat the Oven

Preheat your oven to 350°F (175°C) and line a square baking dish with parchment paper.

Toast the Oats

In a dry skillet over medium heat, toast the rolled oats until golden brown, approximately 5 minutes.

Mix Ingredients

In a mixing bowl, combine the toasted oats, chopped hazelnuts, chocolate chips, maple syrup, almond butter, vanilla extract, and salt. Stir until well mixed.

Transfer to Baking Dish

Press the mixture into the prepared baking dish evenly, making sure to compact it well.

Bake

Bake in the preheated oven for 20-25 minutes or until the edges are slightly golden.

Cool and Slice

Remove from the oven and allow to cool completely in the dish. Once cooled, refrigerate for at least 1 hour before cutting into squares.

Your squares are now ready to be enjoyed!

Secondary image

Pro Tips

  • For an extra touch, you can sprinkle some sea salt on top before baking or add a drizzle of melted chocolate once they cool down for an elegant finish.

Tips for Perfect Texture

Achieving the right texture is key to enjoying these squares. If your mixture seems too dry and crumbly before pressing it into the baking dish, consider adding a bit more almond butter or maple syrup. This will help ensure that all the ingredients stick together while providing moisture. Conversely, if the mixture becomes too wet, you can add a few more oats to absorb excess moisture.

When pressing the mixture into the baking dish, use the back of a measuring cup or your hands to compact it firmly. This step is essential; a well-packed mixture will hold together better once cooled. Make sure the edges are pressed down firmly, as these areas tend to cook faster and can burn if not adequately enclosed.

Scaling the Recipe

If you're looking to make a larger batch for gatherings or meal prep, simply double the ingredients and use a larger baking dish. Just be mindful that baking times may vary; spread the mixture evenly in the dish and check for doneness around 25-30 minutes. Keep an eye out for golden edges, which will indicate they are ready for cooling.

Conversely, if you'd like to make a smaller batch, you can half the recipe and use a smaller baking dish. Just adjust the cooking time accordingly, keeping an eye on the baked squares to ensure they don't overcook and dry out. Smaller batches are perfect for quick snacks without much waste!

Questions About Recipes

→ Can I use different nuts?

Yes, you can substitute hazelnuts with other nuts like almonds or walnuts, depending on your preference.

→ How should I store leftovers?

Store the squares in an airtight container in the refrigerator for up to one week.

→ Can I make these vegan?

Absolutely! Make sure to use vegan chocolate chips and nut butter.

→ What can I serve these squares with?

They are delicious on their own but pair well with coffee or a glass of almond milk for a perfect snack.

Chocolate Hazelnut Oat Squares

I absolutely love making these Chocolate Hazelnut Oat Squares during the weekends when I have some time to indulge in baking. The combination of rich chocolate and crunchy hazelnuts creates a delightful treat that’s perfect for snacking. As I layer the oats with the chocolate mixture, I can already envision how wonderful they'll taste. Trust me, once you try these squares, you'll want to share them with friends and family or keep them all to yourself for a cozy movie night. It's a delightful way to satisfy your sweet tooth while enjoying a wholesome treat!

Prep Time15 minutes
Cooking Duration25 minutes
Overall Time40 minutes

Created by: Penelope Dawson

Recipe Type: Baking & Desserts

Skill Level: Beginner

Final Quantity: 16 squares

What You'll Need

Ingredients

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

How-To Steps

Step 01

Preheat your oven to 350°F (175°C) and line a square baking dish with parchment paper.

Step 02

In a dry skillet over medium heat, toast the rolled oats until golden brown, approximately 5 minutes.

Step 03

In a mixing bowl, combine the toasted oats, chopped hazelnuts, chocolate chips, maple syrup, almond butter, vanilla extract, and salt. Stir until well mixed.

Step 04

Press the mixture into the prepared baking dish evenly, making sure to compact it well.

Step 05

Bake in the preheated oven for 20-25 minutes or until the edges are slightly golden.

Step 06

Remove from the oven and allow to cool completely in the dish. Once cooled, refrigerate for at least 1 hour before cutting into squares.

Extra Tips

  1. For an extra touch, you can sprinkle some sea salt on top before baking or add a drizzle of melted chocolate once they cool down for an elegant finish.

Nutritional Breakdown (Per Serving)

  • Calories: 240 kcal
  • Total Fat: 12g
  • Saturated Fat: 2g
  • Cholesterol: 0mg
  • Sodium: 25mg
  • Total Carbohydrates: 30g
  • Dietary Fiber: 4g
  • Sugars: 10g
  • Protein: 6g