If you’re looking for a nostalgic treat that perfectly balances crunch, sweetness, and that irresistible peanut butter flavor, the Peanut Butter Cornflake Cookies Recipe is your new best friend. These delightful cookies bring together simple pantry staples to create a snack that feels both homemade and special, with the crispness of cornflakes and the rich, creamy peanut butter coating every bite. Whether you’re after an easy dessert to impress guests or a comforting snack to brighten your day, this recipe delivers on all fronts with warmth and charm.

Ingredients You’ll Need
Gathering these ingredients is like inviting simple, trustworthy friends to your baking party. Each plays an essential role in creating the perfect texture, flavor, and look for your Peanut Butter Cornflake Cookies Recipe.
- Cornflakes, 6 cups: The star of the show providing that iconic, crispy crunch that defines these cookies.
- Corn syrup (light), 1 cup: Adds sweetness with a smooth texture that helps bind everything together beautifully.
- Sugar, 1 cup: Sweetens the cookies while caramelizing with the syrup for depth of flavor.
- Peanut butter, 1 cup: Brings creamy richness and the beloved nutty taste that makes these cookies irresistible.
- Vanilla extract, 1 teaspoon: Enhances all the flavors, giving a warm, aromatic undertone.
- Semi-sweet chocolate chips, 1/4 cup: For that final touch of decadence in a luscious chocolate drizzle.
- Vegetable oil, 1/2 teaspoon: Ensures the chocolate melts smooth and glossy for a beautiful finish.
How to Make Peanut Butter Cornflake Cookies Recipe
Step 1: Prepare Cornflakes
Start by measuring 6 cups of cornflakes into a large mixing bowl. Be gentle here — you want to keep those flakes whole and airy because their crisp texture is key to these cookies.
Step 2: Make Syrup Mixture
Place the corn syrup and sugar in a medium saucepan over medium heat. Stir occasionally to help the sugar dissolve completely. This smooth, syrupy base is what will make your cookies pleasantly chewy and sweet.
Step 3: Add Peanut Butter and Vanilla
Once the sugar is dissolved and the syrup mixture is smooth, remove the pan from heat. Stir in the peanut butter and vanilla extract until everything is luxuriously combined. This sticky, creamy mixture is where the magic happens to coat your cornflakes.
Step 4: Combine with Cornflakes
Pour the warm peanut butter syrup over your cornflakes. Use a rubber spatula or wooden spoon to gently fold until every flake is evenly coated in that irresistible peanut buttery goodness. This step ensures every bite has the perfect crunch and flavor.
Step 5: Shape Cookies
Using a cookie scoop or two spoons, scoop small portions of the mixture onto a parchment-lined baking sheet. Lightly flatten each mound to look like a cookie. Then, just let them set and cool completely, so they firm up nicely — no baking required!
Step 6: Make Chocolate Drizzle
In a microwave-safe bowl, combine the chocolate chips and vegetable oil. Heat in 15-second increments, stirring well between each, until you achieve a smooth, melted chocolate glaze. This drizzle is the perfect finishing touch that adds a bit of chocolatey indulgence.
Step 7: Drizzle and Set
Once your cookies are firm, drizzle the melted chocolate over the tops using a spoon. Let the chocolate harden at room temperature, and suddenly those simple cookies transform into elegant, mouthwatering treats ready to enjoy!
How to Serve Peanut Butter Cornflake Cookies Recipe

Garnishes
To elevate your Peanut Butter Cornflake Cookies Recipe, try a sprinkle of flaky sea salt or a few chopped roasted peanuts on top right after drizzling the chocolate. It adds a delightful contrast that makes every bite even more exciting and layered in flavor.
Side Dishes
These cookies shine on their own but pair wonderfully with a cold glass of milk, a cup of rich coffee, or even a scoop of vanilla ice cream for a decadent dessert experience. The creamy and crunchy contrasts will have your taste buds dancing.
Creative Ways to Present
Serve these cookies on a rustic wooden board or colorful plate to highlight their golden hues and chocolate details. For gifting, wrap stacks with parchment and tie with a ribbon, making for a heartfelt, homemade present that’s impossible to resist.
Make Ahead and Storage
Storing Leftovers
Keep any extra Peanut Butter Cornflake Cookies Recipe cookies in an airtight container at room temperature. They stay crisp and fresh for up to a week, making them the perfect grab-and-go snack during busy days.
Freezing
If you want to stash some away for later, freeze the cookies in a single layer on a baking sheet first, then transfer to a freezer-safe bag or container. They maintain their texture and flavor for up to 3 months — perfect for unexpected cravings.
Reheating
No need for complex reheating! Just let frozen cookies thaw at room temperature for about 15 minutes. If you want that freshly-made warmth, a quick 10-second zap in the microwave softens them just enough without losing their signature crunch.
FAQs
Can I use crunchy peanut butter instead of smooth?
Absolutely! Crunchy peanut butter will add an extra layer of texture inside the cookie. Just be aware it might change the consistency slightly, so mix thoroughly to ensure an even coat.
Is corn syrup necessary, or can I substitute it?
Corn syrup helps bind the ingredients and adds that chewy texture, but you can substitute with honey or maple syrup if you prefer natural sweeteners. The flavor will be slightly different, but still delicious!
How do I make sure the cornflakes don’t get soggy?
Gently fold the cornflakes into the syrup mixture and try not to crush them. Also, shaping the cookies quickly and letting them set completely at room temperature will help maintain that crispy crunch.
Can I add other mix-ins or flavorings?
For sure! Some people love tossing in mini marshmallows, shredded coconut, or even a pinch of cinnamon. Just keep the balance in mind so the cookies still hold together nicely.
What is the best way to melt chocolate for the drizzle?
Microwaving in short intervals with stirring is your friend to avoid burning. You can also melt chocolate gently over a double boiler on the stovetop if you prefer more control over the temperature.
Final Thoughts
This Peanut Butter Cornflake Cookies Recipe is like a warm hug in cookie form. Its blend of crunchy texture, sweet peanut butter richness, and that touch of chocolate drizzle makes it a memorable, comforting snack any time of year. Give it a try, and watch how it quickly earns a permanent place in your recipe rotation and hearts!
Print
Peanut Butter Cornflake Cookies Recipe
- Prep Time: 15 minutes
- Cook Time: 15 minutes
- Total Time: 1 hour 30 minutes
- Yield: 20 servings
- Category: Dessert
- Method: No-Cook
- Cuisine: American
- Diet: Vegetarian
Description
These Peanut Butter Cornflake Cookies are a delightfully crunchy and sweet no-bake treat combining crispy cornflakes with a smooth peanut butter and corn syrup mixture, topped with a delicious drizzle of melted semi-sweet chocolate. Perfect for a quick and easy dessert or snack, these cookies require minimal ingredients and no oven time, making them an ideal choice for anyone seeking a simple yet irresistible homemade cookie.
Ingredients
Main Ingredients
- 6 cups Cornflakes cereal
- 1 cup Corn Syrup (light)
- 1 cup Sugar
- 1 cup Peanut Butter
- 1 tsp Vanilla Extract
Chocolate Drizzle
- 1/4 cup Semi-Sweet Chocolate Chips
- 1/2 tsp Vegetable Oil
Instructions
- Prepare Cornflakes: Measure out 6 cups of cornflakes cereal into a large mixing bowl carefully, making sure not to crush the flakes. Set this bowl aside for later.
- Make Syrup Mixture: In a medium saucepan over medium heat, combine 1 cup of corn syrup and 1 cup of sugar. Stir occasionally until the sugar completely dissolves and the mixture becomes smooth and syrupy.
- Add Peanut Butter and Vanilla: Remove the saucepan from heat and immediately stir in 1 cup of peanut butter and 1 teaspoon of vanilla extract. Mix until the peanut butter is fully incorporated and the mixture is uniform in texture.
- Combine with Cornflakes: Pour the warm peanut butter syrup over the reserved cornflakes. Using a rubber spatula or wooden spoon, gently fold the cornflakes into the mixture, coating each flake thoroughly without breaking them.
- Shape Cookies: Using a cookie scoop or two spoons, scoop small mounds of the mixture and place them on a baking sheet lined with parchment paper. Gently flatten each mound slightly to form cookie shapes. Allow them to cool completely, letting the cookies harden at room temperature.
- Make Chocolate Drizzle: In a microwave-safe bowl, combine 1/4 cup semi-sweet chocolate chips with 1/2 teaspoon vegetable oil. Microwave in 15-second increments, stirring after each session until the chocolate is fully melted and smooth.
- Drizzle and Set: Once the cookies have hardened, spoon the melted chocolate over each cookie to drizzle. Let the chocolate set at room temperature before serving or storing the cookies.
Notes
- Be gentle when mixing the cornflakes with the peanut butter syrup to avoid crushing the cereal.
- Use parchment paper on your baking sheet for easy removal and cleaning.
- The cookies harden as they cool, so be sure to allow sufficient time for them to set properly.
- You can store these cookies in an airtight container at room temperature for up to one week.
- If you prefer, substitute peanut butter with almond butter for a different nutty flavor.
- Microwave times may vary; heat chocolate chips cautiously to avoid burning.

