Making Caramel Corn in the Microwave is a total game-changer that delivers that perfect sweet, buttery crunch in just minutes. This simple method skips all the stovetop hassle while giving you bakery-quality results every time!

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🍿 This recipe takes just 5 minutes from start to finish, making it perfect for when you need a sweet treat right away!
My 2 Best Tips For Making Caramel Corn in the Microwave
Baking Soda Magic: Add the baking soda immediately after removing the hot caramel to create maximum foaming and lightness. This chemical reaction is what transforms dense caramel into the airy, crispy coating that makes homemade superior to store-bought. Work quickly as the mixture begins setting as it cools.
Bag Technique: Use a sturdy brown paper grocery bag rather than thin lunch bags to prevent tearing during the shaking process. Fold the top down at least twice to create a secure seal that won’t open during microwaving. The bag size should allow plenty of room for the popcorn to move freely.

The paper bag shaking method ensures every single kernel gets evenly coated with caramel. You won’t find any sad, plain pieces hiding at the bottom like you sometimes get with store-bought versions. Each bite delivers that perfect sweet crunch you’re craving.
Caramel corn is perfect for movie nights, parties, or whenever you need a quick sweet snack. Really it works for any occasion, and I find myself making it at least twice a month because it disappears so fast.
You can enjoy it straight from the bowl while it’s still warm, or save some for later snacking! I love munching on it during afternoon coffee breaks or packing it in bags for road trip treats.
🩷 Melissa
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Easy Caramel Corn in the Microwave
Ingredients
- ½ cup butter
- 1 cup brown sugar
- ¼ cup light corn syrup
- ½ teaspoon salt
- ¾ teaspoon baking soda
- 2-3 quarts popped popcorn (It really just depends on how coated you want your popcorn!)
Instructions
- In a large, microwave-safe bowl, microwave butter, brown sugar, corn syrup, and salt on high for 2½ to 3 minutes until bubbling. Remove from microwave and mix in baking soda.
- Put popped popcorn in a paper grocery sack and pour caramel over popcorn. Fold down top of grocery sack and put in the microwave.
- Note: Work in batches if you have a small microwave!
- Microwave on high for 1 minute and 20 seconds. Take sack out of microwave and shake to evenly coat the popcorn. Pour out on cookie sheet to cool.
Notes
- Store cooled caramel corn in an airtight container for up to one week at room temperature.
- Freeze in sealed bags for up to three months.
Nutrition
How To Make Caramel Corn in the Microwave

Step 1: Combine butter, brown sugar, corn syrup, and salt in a large microwave-safe bowl. Microwave on high for 2½ to 3 minutes until bubbling, then stir in baking soda.
Step 2: Put popped popcorn in a brown paper grocery bag. Pour the hot caramel mixture over the popcorn and fold the bag top down securely.
Step 3: Place the sealed bag in the microwave for 1 minute and 20 seconds. Remove carefully and shake the bag vigorously to coat all the popcorn evenly.
Step 4: Pour the caramel corn onto a parchment-lined cookie sheet. Let it cool for a few minutes, then break apart any clusters and enjoy.
Recipe FAQs
This usually means the caramel mixture wasn’t heated long enough initially or the popcorn was stale. Ensure the caramel is bubbling vigorously and use fresh popcorn for best results.
Any plain popped popcorn works perfectly – air-popped, oil-popped, or unsalted microwave popcorn. Avoid pre-seasoned varieties as they can interfere with caramel adhesion and flavor.
Yes, but you’ll need a larger microwave-safe bowl and may need to increase the initial heating time by 30-60 seconds. Use a bigger paper bag to accommodate the extra volume and ensure even coating.
More Delicious Snacks Recipes to Consider
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Rebecca@Costume Wigs Halloween
Yay! I can smell the caramel pop corn all over the kitchen,and its smell really delicious!ha! I’m just dreaming.lols I never tried homemade popcorn with caramel before, and I can’t wait to try your caramel popcorn recipe.
NO REASON NEEDED
Before midnight?!? I’m so in. Thanx for sharing such a terrific giveaway. You continue to rock, girl.
Lorraine @ Not Quite Nigella
Hehe mum that is such a cute story seeing her photographing on her porch and just knowing that she was a food blogger! xxx
Jamie
I stumbled this post on Stumbleupon.
Jamie
Thanks for the giveaway Barbara. I would love another cookbook for my collection : )
I haven’t been to Real Mom Kitchen blog but now I will go check it out. This microwave caramel popcorn looks great. Love your bowl by the way.
Cathy at Wives with Knives
I know my grandchildren would love this treat. We have a camping trip coming up and this would be a great snack.
Ruth Hill
I have been reading her blog for a while, and she creates easy-to-make, good-tasting meals. This would be great!
Linda
I just looked at the cookbook pre-order page on Amazon, and I would love to win a copy of it for my daughter, after I read it first. 😉
Stephanie
I would love to win this cookbook! I am always looking for healthy and easy ways to feed my family.
Denise O
I would love this cookbook for a few reasons: 1) I am a cookbook collecting machine; 2) This microwave caramel popcorn looks incredible, the rest of the book much be must of the same; 3) I adore experimenting with new recipes.
Brooke
I follow Laura’s blog also and can’t wait to check out her book!
Cheryl W.
I would love to own this cookbook because I am a real mom cooking for real kids that love to taste the new recipes I find in cookbooks. One day, I will passing my cookbooks on to my daughters and I think this would be a great book to pass down.
Kim Siroky
Im obsessed with cookbooks!! I love her blog so much I just know her cookbook has to be awesome!
Shumaila
Hey Barbara, such a great giveaway! Going by this recipe, I am sure this would be a cookbook for keeps and that’s why would like to win this book!
AnnMarie
I would love to win this book because I have just stumble across her website and I am printing everything. It all looks so good.
Joy
The popcorn looks great. I would love the book. On my mission in losing weight, I wanted to get my family to eat better too. Especially my kids so they do not struggle with food like I did.
Lauren from Lauren's Latest
That is the fastest caramel corn ever! Love it!
mary jane
I would love a new cookbook for healthy, fast meals..The cookbook looks divine and I am running out of good recipes in our no summer here in the pacific northwest..when we do get a nice sunny day (RARE) I would love to make some food that would be wonderful for the one day or few minutes we are getting any sunshine…hmmmm……
Dayna
I would love a cookbook that helps me get meals on the table fast since I have re-entered the working world. My biggest struggle is getting dinner on the table for my family in a reasonable amount of time.
joyce
Love her blog and would love her cookbook!!!