Fudgy gluten-free chocolate hazelnut brown butter blondies on a wooden board

Fudgy Chocolate Hazelnut Brown Butter Blondies

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For our Aussie mates: Meet the blondie, the brownie’s golden cousin. With rich brown butter flavour, toasted hazelnuts, and dark chocolate, these gluten-free blondies made with WEATZERO® are gloriously fudgy and irresistibly gooey. Perfect for sharing—if you can bear to.
Shilpa | WEATZERO® | September 2025
Prep Time 20 minutes
Cook Time 30 minutes
Hold Time 10 minutes
Total Time 1 hour
Servings: 16 Squares
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Notes

From Experience: Wins, Fails, and What Stuck

  • Always swap gram-for-gram for flour. Never use a cup for WEATZERO® – scales mean perfect bake every time.
  • Always brown your butter properly – don’t rush this step! The nutty, caramel flavour is what makes these blondies special. Brown butter can go from golden to burnt in seconds, so keep an eye on it.
  • Toast those hazelnuts – it takes 5 minutes but transforms the entire flavour.
  • Don’t overbake – they’re done when still slightly soft in the centre. Remember, they’ll continue cooking in the hot pan.
  • Let them stand after mixing – WEATZERO® flour needs that 10-minute hydration time for the perfect texture.
  • Cool completely before cutting – patience pays off with clean, beautiful squares that won’t crumble.

Ingredients
 

Dry Ingredients
Wet Ingredients
  • 100 grams (7 tbsp) Butter, Salted – for browning
  • cup (85g) White Chocolate – chopped
  • 2 Large Eggs – room temperature
  • ½ cup (110g) Brown Sugar, Light – packed
  • ¼ cup (50g) Caster Sugar
  • 1 tsp Vanilla Extract
Add-Ins
  • 140 grams Dark Chocolate – chopped from bar – 60-70% cocoa
  • 70 grams Hazelnuts – Roasted – roughly chopped
Fudgy Hazelnut Dark Choc Blondie Equipment

Method
 

Preparation
  1. Preheat oven to 175°C (350°F) or fan forced 155 °C (310 °F)
  2. Line a 20cm (8-inch) square tin with baking paper, leaving overhang for easy removal.
  3. Toast hazelnuts in a dry frying pan over medium heat for 3-5 minutes until fragrant and golden. Cool completely, then roughly chop.
Make Brown Butter
  1. Brown the butter in a small stainless-steel saucepan over medium heat. Stir constantly as the butter melts and foams. When the foam settles and butter turns golden with nutty brown flecks and smells caramelised (about 5-7 minutes), immediately pour into a clean bowl.
  2. Cool slightly, then add chopped white chocolate to the warm brown butter.
  3. Stir until completely melted and smooth. Set aside.
Wet Mix
  1. Beat eggs and sugars in a large bowl with a whisk or hand mixer until pale, thick and doubled in volume (about 3 – 4 minutes).
  2. Mix in vanilla extract and salt.
  3. Add the chocolate mixture to eggs, whisking until evenly combined.
  4. Fold in flour gently with a rubber spatula until just combined – don't overmix.
  5. Add chocolate and hazelnuts, folding through evenly.
Pour and Hold
  1. Spread into the prepared tin and sprinkle extra chocolate chunks and hazelnuts on top.
  2. Let batter stand for 10 minutes (essential for WEATZERO® flour hydration).
Bake
  1. Bake for 28 – 30 minutes until the surface is golden and shiny but the centre still feels slightly soft when gently pressed.
Cool and Serve
  1. Allow to cool in the pan for 30 minutes, then transfer to a wire rack. Cool fully before slicing into squares.

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