This easy-to-make Fluffy Marshmallow Frosting is spreadable, pipe-able and all around glossy and gorgeous!

Fluffy Marshmallow Frosting Is Sweet, Light, and GORGEOUS!
I love frosting so much and since I’ve got the basics here on my site for you (Perfect Buttercream and Creamy Chocolate Frosting). We now get to move on to the FUN STUFF!!
This marshmallow frosting is fluffy, creamy, glossy, sweet but not too sweet, spreadable, pipe-able and an ALL AROUND WINNER.

What Actually IS Marshmallow Frosting?
This is the frosting for those of you who (gasp) aren’t into buttercream. It’s such a beautiful frosting and it’s easy to make. It also happens to be much lower in fat and calories than buttercream, if you’re worried about that kind of thing.
It starts with an egg white base. You heat the egg whites so there is no danger of salmonella. You whip them up with granulated sugar, cream of tartar (to stabilize the egg whites), a pinch of salt, and a little vanilla extract.

You whip it for 7-9 minutes, so a stand mixer works best, but you can absolutely do it with a hand mixer… but you want the peaks to be stiff and glossy.

The only down-side to this frosting is it doesn’t really keep for very long. I always recommend serving the same day. BUT if you have to store it, airtight in the refrigerator for up to 24 hours max.

It pipes like a DREAM…
And it toasts up so pretty using a kitchen torch.

You can absolutely spread this on a cake, but it isn’t great for FILLING a cake, because it is so soft in texture. It’s best for covering cakes, and piping onto cupcakes.
Dreamy, isn’t it?
Print
Fluffy Marshmallow Frosting
- Cook Time: 10 mins
- Total Time: 10 mins
- Yield: covers one 8 or 9 inch cake OR pipes onto 12 cupcakes 1x
- Category: Dessert
- Method: Bowl
- Cuisine: American
Description
This easy-to-make Fluffy Marshmallow Frosting is spreadable, pipe-able and all around glossy and gorgeous!
Ingredients
- 4 large egg whites
- 1 cu granulated sugar
- 1/4 teaspoon cream of tartar
- 1/4 teaspoon salt
- 1 teaspoon vanilla
Instructions
- Add the egg whites, granulated sugar, cream of tarter, and salt to a heat-safe bowl of an stand mixer. Set the bowl over a saucepan filled with a few inches of simmering water.
- If you aren’t using a stand mixer, use any large heat-safe bowl, with high sides for mixing.
- Heat the mixture, whisking constantly until the egg whites are warm to the touch and sugar has dissolved, about 3 – 4 minutes.
- Remove the bowl from the heat and transfer to your stand mixer fitted with the whisk attachment. Mix on high speed, until stiff, glossy peaks form, about 7-9 minutes. Add the vanilla during the last 10 seconds of mixing.
- Spread or pipe onto cake immediately.
Notes
Best if used immediately.
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Hi! For how long would the frosting be stable on cupcakes? Thanks
Days!
Hi! Would this work for a cookie sandwich filling? I want a marshmallow filling not butter cream.
sure! it’s a lot like marshmallow fluff 🙂
Absolutely fantastic recipe! Easy, delicious and fast! Thank you!
Can’t wait to try this, would it still work if I add pink food colouring?
Yes!
I would love to try it as black frosting. Does it work with darker more saturated colors? I have both gel or powdered colors to try
black gel colouring would work better because then the powdered colours and liquid colours, it would change the consistency, gel colouring are more saturated, so they won’t change the texture. Hope this helps!
I haven’t tried adding food coloring, will it work without collapsing the whites?
I made this and it was so easy and delicious ! Very sticky though, got marshmallow everywhere! Easy to pipe on cupcakes! People didn’t believe I made it and not from marshmallows! Want to try icing a sheet cake next time with a lemon filling. I’m going to make my own frosting from now on. Any recipes for lower calorie frosting?
OMG I LOVE ANYTHING MARSHMALLOW. Will be trying this soon enough. Thanks for sharing.
I want to make this frosting for s’mores cupcakes. Can you recommend a good butane torch? Thank you! Love your blog ????
Thank you!!! This is the one I have! http://amzn.to/2r6Yu5j
Can you share the recipe (or tell us where to get it) for the delicious looking confection in the pictures?
The recipe is at the bottom of the post!
Could this frosting be used for Whoopie Pies?
It’s too squishy for that. You can absolutely use this recipe though.. http://cookiesandcups.com/perfect-party-frosting/