Name: Cornflake Cookies Recipe
Prep time: 10 min
Cook time: 12 min
Total time: 30 min
Cuisine: American
Ingredients: 1 3/4 cups (218 g) all-purpose flour, spooned and leveled; 1/2 tsp baking powder; 1/2 tsp baking soda; 1/2 tsp salt; 1 cup (224 g) salted butter, softened; 1 cup (220 g) light brown sugar, packed; 1/4 cup (50 g) granulated white sugar; 2 egg yolks, at room temperature; 1 tbsp (15 ml) vanilla extract; 1 1/2 cups (120 g) old fashioned oats; 1 1/2 cups (60 g) cornflakes; Flaky sea salt for sprinkling

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If you’ve been searching for that perfect combination of crunchy, chewy, buttery, and just a little bit salty, then this Cornflake Cookies Recipe is absolutely going to steal your heart. These cookies deliver a fantastic texture with the crunch of cornflakes and the chewiness of oats, all wrapped up in a golden cookie that feels like a childhood favorite with a grown-up twist. You’ll love how easy they come together and how impossible it is to stop at just one.

Ingredients You’ll Need

A clear glass bowl filled with one thick layer of light brown, creamy dough that has a slightly rough texture and uneven swirling marks on the surface, placed on a white marbled textured surface photo taken with an iphone --ar 4:5 --v 7

Gathering basic pantry staples and a few simple add-ins, this recipe keeps things straightforward but packs incredible flavor and texture. Every ingredient serves a purpose, from the rich butter to the crunchy cornflakes.

All-purpose flour (1 3/4 cups/218 g): The foundation of the cookie, giving structure and softness.
Baking powder (1/2 tsp): Helps the cookies rise just enough for a tender crumb.
Baking soda (1/2 tsp): Adds a little lift and balances the acidity.
Salt (1/2 tsp): Enhances all the flavors and keeps the sweetness in check.
Salted butter (1 cup/224 g), softened: Brings richness, moisture, and that irresistible buttery taste.
Light brown sugar (1 cup/220 g), packed: Adds sweetness and a touch of caramel flavor for depth.
Granulated white sugar (1/4 cup/50 g): Boosts sweetness and helps create a great cookie texture.
Egg yolks (2): Provide richness and tenderness while binding everything together.
Vanilla extract (1 tbsp/15 ml): A warming, familiar note that lifts the entire batch.
Old fashioned oats (1 1/2 cups/120 g): Add a hearty chew and some wholesome texture.
Cornflakes (1 1/2 cups/60 g): The signature crunch element that makes these cookies so uniquely delightful.
Flaky sea salt for sprinkling: A finishing touch to balance sweetness and highlight the layers of flavor.

How to Make Cornflake Cookies Recipe

Step 1: Preheat and Prep

First things first, set your oven to 350 degrees Fahrenheit and line two baking sheets with parchment paper. This prevents sticking and helps the cookies bake evenly. Getting this out of the way sets the stage for a smooth baking process.

Step 2: Mix the Dry Ingredients

In a medium bowl, whisk together the all-purpose flour, baking powder, baking soda, and salt. Combining these first keeps the baking agents evenly distributed, so your cookies rise just right and have perfect texture without any bitter bites.

Step 3: Cream Butter and Sugars

Next, in a large bowl, cream the softened butter with the light brown sugar and granulated sugar using an electric mixer on high speed. Beat it for about 2-3 minutes until the mixture turns pale and fluffy—this is where your cookies start building that light, airy texture.

Step 4: Add Egg Yolks and Vanilla

Stir in the egg yolks and vanilla extract on medium speed until the mixture becomes pale and fluffy. These ingredients enrich your dough, lending a silkiness that’s pure magic in every bite.

Step 5: Incorporate Dry Ingredients

Gradually add the dry ingredients to the wet batter, mixing on low speed just until everything is combined. Overmixing here can make the cookies tough, so a gentle hand ensures tender results.

Step 6: Fold in Oats and Cornflakes

Use a rubber spatula to gently fold in the old fashioned oats and cornflakes. This step brings the signature crunchy-chewy texture to life, giving each cookie its iconic crispy-salty-sweet personality.

Step 7: Scoop and Shape

Scoop large spoonfuls of cookie dough—about 2 tablespoons each—onto the prepared baking sheets, spacing them about 2 inches apart. Once baked, these will spread beautifully without sticking together.

Step 8: Bake and Finish

Bake the cookies for 10 to 12 minutes depending on your preferred texture; 10 minutes yields a chewy center, while 12 minutes gives a crispier cookie. After baking, let them cool for five minutes on the sheet, then transfer to a wire rack. For that professional finish, lightly run a cookie cutter around each warm cookie to shape it perfectly. Don’t forget to sprinkle flaky sea salt on top as they cool—this little extra kick elevates these cookies to next-level deliciousness.

How to Serve Cornflake Cookies Recipe

The image shows a stack of three thick cookies in the center, each with a golden-brown color and a rough, crumbly texture. The top cookie has a bite taken out of it, revealing a softer, slightly chewy inside with small pieces embedded in the dough. The cookies have a sprinkle of coarse salt on top, adding a slight sparkle. In the background, there is a white bowl filled with golden potato chips and more cookies scattered around on a warm-toned wooden surface replaced by white marbled texture. photo taken with an iphone --ar 4:5 --v 7

Garnishes

While the flaky sea salt sprinkle is my top pick, feel free to add a drizzle of melted chocolate or a dusting of powdered sugar for a pretty finish that adds extra sweetness or decadence.

Side Dishes

These cookies pair wonderfully with a tall glass of cold milk or a cup of hot coffee or tea. The crunchy-chewy texture contrasts beautifully with creamy, soothing drinks.

Creative Ways to Present

Feeling fancy? Serve the cookies alongside a scoop of vanilla ice cream and fresh berries for an irresistible dessert plate. Or stack a few with a layer of Nutella or peanut butter between them to make bite-sized cookie sandwiches perfect for parties or afternoon treats.

Make Ahead and Storage

Storing Leftovers

Keep your cornflake cookies fresh by storing them in an airtight container at room temperature. They’ll stay perfectly soft with a nice crunch for about a week, making them a great make-ahead treat.

Freezing

If you want to keep the joy going longer, freeze the cookie dough balls on a tray before baking, then transfer them to a freezer bag. You can bake fresh cookies straight from the freezer; just add an extra minute or two to the baking time.

Reheating

To revive day-old cookies, pop them in a preheated 300-degree oven for 5 minutes. This warms them through and brings back some of that initial crunch without drying them out.

FAQs

Can I use cornflakes other than the classic ones for this recipe?

Absolutely! While classic cornflakes give the best texture and flavor balance, you can experiment with other varieties like honey-flavored or gluten-free cornflakes if you have dietary preferences or want to mix things up.

What’s the purpose of using both brown and white sugar?

The brown sugar adds moisture and a rich, caramel-like taste while the white sugar helps with crispness and structure. Together, they create a lovely balance in flavor and texture.

Can I substitute butter with margarine or oil?

Butter is preferred here for its flavor and texture benefits, but if needed, margarine could work in a pinch. Oil is not recommended as it alters the cookie’s structure and texture significantly.

Why do we use egg yolks instead of whole eggs?

Egg yolks add more richness and tenderness than whole eggs, which results in a softer, chewier cookie. Using only yolks keeps the texture indulgently smooth without making the dough too wet.

How do I make these cookies crispier?

Bake the cookies closer to 12 minutes instead of 10, and make sure they are spread out well on the baking sheet. Also, using a bit less brown sugar or slightly more baking soda can help them crisp up more.

Final Thoughts

This Cornflake Cookies Recipe is a true crowd-pleaser that’s simple to make yet full of surprising texture and flavor. Whether you’re baking for friends, family, or just treating yourself, these cookies deliver comfort and joy in every bite. Give them a try—you may just find your new favorite cookie!