There’s something downright magical about homemade marshmallows – and I’m not just saying that because I’ve eaten way too many straight from the pan. The first time I made them, I couldn’t believe how pillowy-soft they were compared to the store-bought kind. No weird aftertaste, no cardboard texture – just pure, vanilla-kissed clouds that melt on your tongue. I remember my niece sneaking into the kitchen, wide-eyed, saying, “Auntie, these taste like hugs!” And she’s not wrong.
Making marshmallows from scratch might sound fancy, but trust me, it’s easier than you think. Once you nail the sugar syrup temperature (I’ll show you how!), you’ll wonder why you ever settled for those sad little packets. Plus, there’s nothing like the pride of watching your friends’ faces when you casually say, “Oh these? Yeah, I made them myself.”

Why You’ll Love These Homemade Marshmallows
Once you try homemade marshmallows, you’ll never go back to the store-bought kind. Here’s why:
- They’re like biting into clouds – so light and fluffy you’ll swear they float off the plate
- No mystery ingredients – just real vanilla, sugar, and love (no weird preservatives!)
- Endless flavor options – add peppermint for holidays or cocoa for chocolate lovers
- Gifts that wow – tie them up in pretty bags and watch friends lose their minds
Seriously, these marshmallows make everything better – hot chocolate, s’mores, or just sneaking straight from the container when no one’s looking. If you are looking for other great homemade treats, check out this recipe for easy 2-ingredient fudge recipe.
Ingredients for Homemade Marshmallows
Gather these simple ingredients – you probably have most in your pantry right now! The magic happens with just a few key players:
- 3 packets unflavored gelatin (that’s 0.75 oz total – don’t use flavored Jell-O!)
- 1 cup cold water (divided – we’ll use half now, half later)
- 1.5 cups granulated sugar (regular white sugar works perfectly)
- 1 cup light corn syrup (this keeps the marshmallows soft and prevents sugar crystals)
- 1/4 tsp salt (trust me, it balances the sweetness)
- 1 tbsp pure vanilla extract (splurge on the good stuff – it makes all the difference!)
- 1/4 cup powdered sugar + 1/4 cup cornstarch (mixed together for dusting – this keeps your marshmallows from sticking to everything)
See? Nothing weird or complicated – just honest ingredients that come together to create something extraordinary. Now let’s get mixing!
Equipment You’ll Need
You don’t need fancy gear to make magic happen, but these kitchen basics will make your marshmallow adventure way easier:
- Stand mixer or hand beaters (your arms will thank you – this needs serious whipping power!)
- 9×9-inch baking dish (glass or metal both work great)
- Candy thermometer (non-negotiable for perfect syrup temperature)
- Silicone spatula (for scraping every last bit of that fluffy goodness)
- Heavy saucepan (thick-bottomed prevents burning – I learned that the hard way)
That’s it! No special marshmallow-making degree required – just good old kitchen tools you probably already own.
How to Make Homemade Marshmallows
Alright, let’s get to the fun part – turning these simple ingredients into fluffy clouds of joy! Don’t let the steps intimidate you; I’ll walk you through each one like I’m right there in the kitchen with you.
Step 1: Prepare the Pan
First things first – prep your pan so those marshmallows don’t stick like glue! Generously grease your 9×9-inch dish with butter or baking spray, then dust it with that powdered sugar-cornstarch mixture. I like to tilt the pan to coat every nook – you want that snowy dusting everywhere. This step makes all the difference when it’s time to pop them out later!
Step 2: Bloom the Gelatin
Now, let’s wake up that gelatin. Sprinkle the packets over 1/2 cup cold water in your mixer bowl (yes, cold – hot water makes it clump!). Let it sit for 10 minutes – no cheating! This “blooming” time transforms the gelatin from grainy powder into a smooth, jelly-like base that’ll give your homemade marshmallows signature bounce.
Step 3: Cook the Sugar Syrup
While the gelatin blooms, combine sugar, corn syrup, salt and the remaining 1/2 cup water in your heavy saucepan over medium heat. Attach your candy thermometer – this part’s crucial! Bring it to 240°F without stirring (I know it’s tempting, but resist! Stirring causes sugar crystals). This “soft ball stage” gives marshmallows their perfect texture. The minute it hits 240°, remove from heat – any hotter and they’ll be tough.
Step 4: Whip the Marshmallow Mixture
Here comes the magic show! With mixer on low, slowly pour the hot syrup into the bloomed gelatin. Then crank it up to high and let it rip for 12-15 minutes. You’ll watch the mixture triple in volume, turning thick, glossy white, and forming stiff peaks. When it’s so fluffy you could sleep on it, beat in the vanilla for 30 seconds more. Pro tip: If your bowl feels warm, let it mix longer – room temp marshmallow fluff spreads easier.
Step 5: Set and Cut
Working quickly (this stuff sets fast!), scrape every last bit into your prepared pan using a greased spatula. Smooth the top with damp fingers or a greased offset spatula. Now the hardest part – waiting! Let it sit uncovered at room temp for at least 4 hours (overnight’s even better). When ready, dust your work surface with more powdered sugar mix, turn out the slab, and use a pizza cutter or oiled knife to cut into squares. Toss each piece in the sugar mix to prevent stickiness – then try not to eat them all at once!

Tips for Perfect Homemade Marshmallows
After making more marshmallow batches than I can count (some glorious, some… not so much), here are my hard-won secrets for success:
- Test your thermometer first – boil water to check if it reads 212°F. Mine was off by 5 degrees once and ruined a whole batch!
- Rainy day? Wait for sun – humidity makes marshmallows sticky and sad. I learned this after a summer kitchen disaster in Florida.
- Parchment paper is your BFF – line your pan with it (greased too!) for the easiest removal. No more scraping out corners.
- Freeze your knife for 10 minutes before cutting – clean slices every time without that gooey drag.
See? Tiny tricks make all the difference between “meh” and “more please!”
Variations for Homemade Marshmallows
The beauty of homemade marshmallows? You can dress them up however you like! Once you’ve mastered the basic recipe, try these fun twists:
- Peppermint bliss – swap vanilla for peppermint extract and crush candy canes into the sugar dusting (holiday magic!)
- Chocolate lovers – dust with cocoa powder instead of powdered sugar for s’mores-ready treats
- Berry dream – swirl in 2 tbsp strawberry puree at the end for pretty pink ribbons
I once made lavender-vanilla marshmallows for a bridal shower – just added 1 tsp culinary lavender to the syrup. The bride still raves about them! What flavors will you try? If you are interested in making homemade syrups for flavoring, check out this guide on homemade simple syrup recipe.
Storing Homemade Marshmallows
These fluffy clouds stay perfect at room temperature in an airtight container for up to 2 weeks (if they last that long!). I like to layer them between sheets of parchment paper – it keeps them from sticking together like one giant marshmallow brick. Pro tip from my messy experience: Don’t refrigerate – the humidity makes them weep and go sticky. My secret stash lives in the pantry behind the cereal boxes where little hands can’t find them!
Homemade Marshmallows FAQs
I’ve gotten so many great questions about homemade marshmallows over the years – here are the ones that pop up most often with my tried-and-true answers:
Can I use agar-agar instead of gelatin?
Oh honey, I wish! I tried this once for a vegetarian friend and the texture was all wrong – more rubbery than fluffy. Traditional gelatin gives homemade marshmallows that perfect bounce we all love.
Why did my marshmallows deflate?
This usually means either: 1) You didn’t whip long enough (need those stiff peaks!) or 2) You overmixed after adding the vanilla. The sweet spot is 12-15 minutes of vigorous whipping – set a timer so you don’t second-guess yourself!
Can I freeze homemade marshmallows?
Not recommended – they get weirdly soggy when thawed. I learned this the hard way when I tried stocking up for a party. Room temp storage keeps them perfect for weeks!
Nutritional Information
Each homemade marshmallow packs just 42 calories – not bad for such a decadent treat! The nutrition info is based on my exact ingredients (remember, different brands might change the counts slightly). These fluffy bites have no fat but do contain 8g sugar – perfect for when you need just a little sweet pick-me-up! For more information on the science behind sugar content in confectionery, you can check out resources on food safety and nutrition.
I’d love to see your fluffy creations! Snap a pic of your homemade marshmallows and tag me – nothing makes me happier than seeing your kitchen triumphs.
Print3 Secrets to Heavenly Homemade Marshmallows That Melt in Your Mouth
Make fluffy homemade marshmallows with simple ingredients.
- Prep Time: 20 minutes
- Cook Time: 15 minutes
- Total Time: 4 hours 35 minutes
- Yield: 36 marshmallows 1x
- Category: Dessert
- Method: Stovetop
- Cuisine: American
- Diet: Vegetarian
Ingredients
- 3 packets unflavored gelatin
- 1 cup cold water, divided
- 1.5 cups granulated sugar
- 1 cup light corn syrup
- 1/4 tsp salt
- 1 tbsp vanilla extract
- 1/4 cup powdered sugar
- 1/4 cup cornstarch
Instructions
- Grease a baking dish and dust with powdered sugar mixture.
- Bloom gelatin in 1/2 cup cold water.
- Cook sugar, corn syrup, salt, and remaining water to 240°F.
- Beat hot syrup into gelatin mixture until thick and fluffy.
- Add vanilla and beat until glossy.
- Spread in prepared dish and let set for 4 hours.
- Cut into squares and coat with powdered sugar mixture.
Notes
- Use a candy thermometer for accurate syrup temperature
- Store in airtight container for up to 2 weeks
- Add food coloring for colored marshmallows
Nutrition
- Serving Size: 1 marshmallow
- Calories: 42
- Sugar: 8g
- Sodium: 15mg
- Fat: 0g
- Saturated Fat: 0g
- Unsaturated Fat: 0g
- Trans Fat: 0g
- Carbohydrates: 10g
- Fiber: 0g
- Protein: 1g
- Cholesterol: 0mg

