Miso Caramel Blondies

Blondies are a chocolate chip cookie's chewier, fudgier cousin, and miso takes them somewhere special. A spoonful of white miso in the batter deepens the caramel notes and adds a savoury edge that makes them taste far more complex than the ingredient list suggests.

The miso caramel swirled on top is optional but worth it — salty, sweet, and glossy. If you love salted caramel, this is that idea turned up a notch.

If you like a sweet-savoury bake, try my tahini chocolate chunk cookies, or keep it fruity with raspberry almond crumble bars.

Why this recipe works

Brown butter and brown sugar give blondies their butterscotch depth and chew. White miso adds glutamate-rich savouriness that amplifies the caramel flavour and cuts the sweetness — the same reason a pinch of salt makes caramel taste more caramel-y. Under-baking slightly keeps the centres fudgy.

What you'll need

Simple pantry bake with one special ingredient:

• White miso: mild and slightly sweet — perfect here. Avoid dark red miso, which is too strong.
• Brown butter: browning deepens the flavour; cool it before mixing.
• Chocolate: white or milk chocolate chunks are lovely, but they're optional.

Smart swaps: no miso? A generous pinch of flaky salt gives a similar (milder) sweet-salty effect. Skip the caramel swirl for a quicker bake, or use shop-bought caramel warmed with a little miso stirred in.

Step by step

Step 1 — Brown the butter, add miso

Brown the butter for that butterscotch base, cool it, then whisk in the sugar and miso until smooth. The miso dissolves right in.

Step 2 — Fold and swirl

Keep the mixing gentle for a fudgy texture. Spread into the tin, then swirl the warm miso caramel over the top with a knife.

Step 3 — Under-bake, then cool

Pull them while the centre still looks slightly underdone — blondies firm up as they cool and you want them gooey. Cool fully before cutting.

Pro tips

• Use white miso, not dark. White is mild and sweet; dark red is too savoury for dessert.
• Cool the brown butter. Hot butter will scramble the eggs.
• Under-bake for fudgy centres. A little wobble in the middle is what you want.
• Chill before slicing. Cold blondies cut into clean squares; warm ones tear.
• Don't over-fold. Gentle mixing keeps them dense and chewy.

Storage & make-ahead

Store in an airtight container at room temperature for up to 4 days — they get even fudgier on day two. Refrigerate for up to a week, or freeze sliced blondies for up to 3 months with parchment between layers. Let them come to room temperature, or warm briefly, before serving.

Variations & substitutions

• Extra salty: finish with flaky salt over the caramel.
• Nutty: fold in toasted pecans or walnuts.
• No caramel: skip the swirl for a quicker, still-delicious bake.
• Smaller batch: use the ½x scaler and a loaf tin.

Frequently asked questions

Can you really taste the miso?

Not as 'miso' — it reads as a deeper, saltier caramel flavour. It rounds out the sweetness beautifully.

What miso should I use?

Mild white (shiro) miso. Darker misos are too strong and savoury for a dessert.

Why are mine cakey, not fudgy?

Over-baking or over-mixing. Pull them early and fold gently.

Can I skip the caramel swirl?

Yes — the blondies are lovely on their own; the swirl is a bonus.

Final thoughts: these are the bake I bring when I want people to say 'what IS that?' in the best way. Try them once and I think miso desserts will win you over — let me know on the contact page.

For the umami science behind miso in sweets, Serious Eats is a great read.