Peanut Butter Cornflake Cookies are an easy and sweet treat with no baking required! Everyone will love these chewy, sweet, and salty cookies that are ready in no time at all!

© SpendWithPennies.com
Most people are probably currently trying to behave themselves and stick to their New Year’s resolutions, but I am not one of them. So for those of you who are, I apologize in advance for tempting you with these chewy and delicious Peanut Butter Cornflakes No Bake Cookies.
Seriously, I know, it seems completely unfair of me to dangle such a recipe in front of you while you’re trying to be good, but these are just too good not to share! Like addictively good!

I’m a huge fan of no bake cookies, my mom made them all the time when we were growing up and I continue to make them in tons of different flavors today, like my Irish Cream No Bake Cookies or my Peanut Butter No Bake Cookies.
Traditionally, I make my no bake cookies with an oatmeal base, but for this recipe I decided to try something a little different, Corn Flakes! Not overly sweet, this boring breakfast cereal pairs with the creamy peanut butter to create a wonderfully sweet and salty cookie!

They’re also SUPER chewy and my husband loves them even more than the classics. In fact, I packaged most of the batch up for him to take into work and they never made it because he keeps stealing cookies out of the container and there’s no longer enough left to share!
This recipe is made with just 5 ingredients: peanut butter, corn flakes, sugar, corn syrup, and vanilla. They’re made right on the stove top and are ready in minutes, and I promise the whole family won’t be able to get enough of them!

Equipment
Ingredients
- 1 cup granulated sugar
- 1 cup light corn syrup
- 1 cup creamy peanut butter
- 1 teaspoon vanilla extract
- 6 cups corn flakes
Instructions
- In a large saucepan, combine the sugar, corn syrup, and peanut butter. Cook over medium high heat until center starts to boil, make sure to stir constantly so the sugar doesn't burn.
- As soon as the sugar mixture comes to a boil, remove from heat and stir in the vanilla extract and corn flakes, mix until corn flakes are evenly coated in sugar mixture.
- Use an ice cream scoop to drop cookies onto parchment paper as quickly as possible before mixture starts to cool and harden.
- Let cool on the parchment paper for 20 to 30 minutes before enjoying.
Notes
Nutrition Information
Nutrition information provided is an estimate and will vary based on cooking methods and brands of ingredients used.
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I’m just now seeing this recipe and am thinking that now there are chocolate corn flakes this would be a fantastic combo! Will definitely try…soon
Let us know how it works for you Robin!
I made this with chocolate corn flakes and they are absolutely amazing!
Sounds great (and chocolaty!) Gretchen!
I made these with Chocolate frosted flakes (I cut the sugar back to 3/4 cup and they turned out great. Going to make them next time with the cinnamon frosted flakes.
Love the sound of that combo Bernice!
Can I make this with Frosted Flakes?… I have all the ingredients on hand, with the exception of Original Corn Flakes. I have the sugar coated one.
I haven’t tried it with frosted flakes but I’m sure it would work!
hi, is there a substitute for the corn syrup?
We have only made these as written.
Amazing and Easy to make..I forgot to add the vanilla so I can only imagine how much better they would have been. Kids love them. They’re a hot at the Office as well.
Glad to hear they’re such a hit!
I received this recipe from a friend and OH my Gosh !! soooo good. Thank you Sarah Hare!!!!Love these
Happy to hear that! Thank you Sarah Hare, Trisha loves these!!
This recipe has been in my family since the 50s but we use Special K.
i made with cinnamon corn flakes
…yummy yum yum. Peanut butter anf cinnamon, great flavors together.
What a great idea, thank you for sharing!
Delicious and Delicious and Delicious,what more can I say,although I did add coconut and Delicious
That sounds great Dorothy! And I’m so glad to hear you thought these were, dare I say, delicious!!
Love this recipe!!!! Super easy and quick!!!!!
Thank you Jessica!
My kid who don’t even eat peanut butter loved them!!! Great and easy to make!! Love it!
So glad to hear you loved it Casey!
Very easy and fast! These are delicious. I made them in just a few minutes. I added a very small handful of butterscotch chips in as well. Thank you for the recipe!
Easy to make! Best snack ever !family favorite
So glad to hear your family loves it Sue!
Has anyone tried PB2 as a replacement?
When you say it is 211 calories per serving – what is a serving? Is that one cookie?!!
That is for one cookie.
Thanks for the clarification. That’s so high, but I suppose a lot of fancy cookies are. Won’t stop us from making them!
Found this recipe when wanting to use up some cornflakes rather than throwing them away. My teenage granddaughter enjoyed helping, she used her hands and put the mix into cupcake holders. She finds them very tasty. Thank you :)
You’re welcome! A fun way to enjoy time with your granddaughter!
Has anyone used like splenda or stevia
Tthats the only way I make mine. Have been making these cookies for over 40 years!
Great!
Loved the recipe I’m a 63 year old man love to cook love my sweets this is a great sweet treat I tweaked it a little bit by adding 1/2 cup Karo along with 1/2 cup pure maple syrup gave it a nice taste
My family and I have been making these for over 30 years. Everyone loves them.
Great to hear they love them Barbara!
These are totally yummy! I changed it up a bit as I didn’t have enough peanut butter. I substituted 1/2 cup of butter for 1/2 of the peanut butter. They turned out great!