Gluten-Free Dark Chocolate Walnut Cookies

The rain was hammering against the kitchen window the afternoon these cookies came into my life, and I had nothing but a half bag of dark chocolate chips and a stubborn refusal to drive to the store.

I brought a tin of these to my neighbors potluck last autumn and watched a woman who swore off gluten free desserts eat four of them standing right by the cheese board.

Ingredients

• Gluten free all purpose flour blend (1 1/4 cups, 150 g): Make sure your blend contains xanthan gum or the cookies will spread into sad flat puddles.
• Baking soda (1/2 teaspoon): Gives just enough lift without turning them cakey.
• Salt (1/4 teaspoon): Do not skip this, it wakes up every note of chocolate.
• Light brown sugar, packed (3/4 cup, 150 g): The molasses depth here is what makes these taste way more complex than the effort suggests.
• Granulated sugar (1/4 cup, 50 g): Helps the edges crisp while the centers stay chewy.
• Unsalted butter, melted and cooled slightly (1/2 cup, 115 g): Melting the butter is the whole trick to getting that dense, fudgy interior without creaming.
• Large egg, room temperature (1): Cold eggs can seize the melted butter into weird clumps, so set it out early.
• Pure vanilla extract (1 teaspoon): A generous pour rounds out the bitterness of dark chocolate beautifully.
• Dark chocolate chips or chopped chocolate, at least 60% cacao (3/4 cup, 120 g): The higher the cacao percentage, the more sophisticated each bite feels.
• Walnuts, roughly chopped (3/4 cup, 75 g): Toast them first if you have five extra minutes and thank yourself later.

Instructions

Get the oven going:

Preheat to 350 degrees F (175 degrees C) and line two baking sheets with parchment paper so nothing sticks and cleanup is effortless.

Whisk the dry team:

In a medium bowl, whisk together the flour blend, baking soda, and salt until evenly distributed and no pale streaks remain.

Build the wet base:

Pour the melted butter into a large mixing bowl, add both sugars, and whisk until the mixture looks glossy and smells like warm toffee.

Add the egg and vanilla:

Drop in the egg and vanilla, then whisk vigorously for about 30 seconds until everything is fully blended and slightly thickened.

Marry wet and dry:

Gradually fold the flour mixture into the wet ingredients with a spatula, stopping the moment you see no more dry spots so the cookies stay tender.

Fold in the good stuff:

Gently stir in the dark chocolate and walnuts, distributing them evenly without overworking the dough.

Scoop and space:

Use a tablespoon or small cookie scoop to drop rounded mounds onto the sheets, leaving about 2 inches between each one so they have room to spread.

Bake to golden perfection:

Slide the sheets into the oven for 11 to 13 minutes, pulling them out when the edges are golden and the centers look just barely set with a slight wobble.

Cool with patience:

Let the cookies rest on the hot baking sheet for 5 minutes so they firm up, then transfer to a wire rack to cool completely and crisp up.

Pin It

There is something about a tin of homemade cookies on the counter that turns an ordinary Tuesday into a small celebration.

Making Them Extra Crispy

If shatter crisp is your goal, add one to two extra minutes in the oven and let them cool completely on the rack rather than the sheet.

Swapping the Nuts

Pecans bring a sweeter, buttery note while hazelnuts lean earthy and elegant, so choose based on your mood or whatever is lurking in the pantry.

Pairings and Serving Ideas

A plate of these alongside strong dark coffee is the kind of afternoon break that makes you feel like you have your life together.

• For a dairy free version, swap in your favorite vegan butter stick for stick.
• A glass of cold oat milk is surprisingly perfect alongside the bitter chocolate.
• Always double check that both your flour blend and chocolate are certified gluten free to keep these safe for sensitive eaters.

Pin It

Keep a stash of these in an airtight container and you will never be caught without something sweet to offer an unexpected guest.

Recipe Questions & Answers

→ How do I get extra crispiness?

Bake the cookies 1–2 minutes longer and let them cool completely on a wire rack. Slightly flattening each scoop before baking and using a bit less moisture (don’t overmix) can also increase crisp edges.

→ Can I swap the walnuts for another nut?

Yes—pecans or hazelnuts work well in the same quantity. Toasting the nuts briefly in a dry pan enhances their flavor before folding them into the dough.

→ What’s the best chocolate to use?

Use dark chocolate chips or roughly chopped bars of at least 60% cacao for a deep chocolate flavor. Larger chunks give gooey pockets while chips hold shape more.

→ How can I make these dairy-free?

Substitute a vegan butter or plant-based margarine measured and handled like the butter in the list. Chilling the dough briefly can help control spread if the vegan butter is softer.

→ How should I store and reheat them?

Keep cooled cookies in an airtight container at room temperature for 3–4 days or freeze up to 3 months. Reheat briefly in a low oven or microwave for a few seconds to revive crispness and melty chocolate.

→ How do I ensure the gluten-free ingredients are safe?

Use a certified gluten-free all-purpose flour blend and check that chocolate and other labeled items are certified. Avoid cross-contamination by cleaning surfaces and utensils between uses.