How much buttercream for cupcakes?
Pick the swirl and the buttercream, and get the butter, sugar and batches to weigh out.
Free. No signup needed.The short answer
A dozen cupcakes with a standard piped swirl takes about 460 g of buttercream, which is roughly 155 g of butter to 305 g of icing sugar. Make about 10% more than that, because running out halfway through a tray is the one mistake you cannot patch.
How much buttercream for cupcakes?
BakerInbox
The batch
Buttercream to make
505 g
460 g on the cupcakes, plus 10% spare
Per cupcake
38 g
The everyday piped swirl
What to weigh out
Butter
170 g
250 g to a block
Icing sugar
335 g
Sift it, or you will be picking out lumps
Batches
0.7
One batch is a block of butter, about 750 g
Worked from the swirl, not the cupcake. A piped swirl is a cone standing on a 2.5 in case, so its weight comes from how high you pipe and how wide the nozzle lays it down. The make extra allowance is there because running out halfway through a tray is the one mistake you cannot patch: a second batch never matches the first for colour or temperature. Cream cheese is softer than the other two and needs chilling before it will hold a tall swirl.
Batch sorted. BakerInbox keeps the cupcake orders, quantities, and dates in one place.
Start free trialButtercream by the batch
| Cupcakes | Spread flat27 g each | Standard swirl38 g each | Tall swirl56 g each | Piled high71 g each |
|---|---|---|---|---|
| 6 | 160 g5.7 oz | 230 g8.1 oz | 335 g12 oz | 430 g15 oz |
| 12 | 320 g11 oz | 460 g1 lb | 670 g1 lb 8 oz | 855 g1 lb 14 oz |
| 24 | 640 g1 lb 7 oz | 915 g2 lb | 1.34 kg2 lb 15 oz | 1.71 kg3 lb 12 oz |
| 36 | 965 g2 lb 2 oz | 1.38 kg3 lb 1 oz | 2.02 kg4 lb 7 oz | 2.57 kg5 lb 11 oz |
| 48 | 1.28 kg2 lb 13 oz | 1.83 kg4 lb 1 oz | 2.69 kg5 lb 15 oz | 3.42 kg7 lb 9 oz |
| 100 | 2.67 kg5 lb 14 oz | 3.82 kg8 lb 7 oz | 5.60 kg12 lb 6 oz | 7.13 kg15 lb 12 oz |
Worked on a standard 2.5 in case. This is what goes on the cupcakes, so make about 10% more than the figure you need. A dozen at a standard swirl is the one people ask for most.
What a dozen swirls are made of
| Buttercream | Butter | Sugar | Also |
|---|---|---|---|
| American | 155 g5.4 oz | 305 g icing sugar11 oz | Just a splash of milk |
| Swiss meringue | 230 g8.1 oz | 155 g caster sugar5.4 oz | 75 g egg white |
| Cream cheese | 100 g3.6 oz | 155 g icing sugar5.4 oz | 205 g cream cheese |
Enough for 12 standard swirls. Swiss meringue carries more butter than sugar, which is why it tastes less sweet. Cream cheese recipes vary the most, so treat that row as a middle setting rather than the only one.
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How much buttercream cupcakes take
Cupcake frosting is measured by the swirl, not by the cupcake. A flat spread is about 27 g, the everyday piped swirl about 38 g, and a tall bakery swirl about 56 g.
The swirl
The swirl sets the amount, not the cupcake
Every cupcake is the same size, so the only thing that moves the number is how much frosting you stand on top of it. A flat spread is about 27 g. The everyday piped swirl is about 38 g, which is 460 g for a dozen and 915 g for two dozen. A tall bakery swirl is about 56 g, and a piled rose nearer 71 g, almost three times the flat top. Pick the finish before you weigh anything out.
The mix
One part butter to two parts icing sugar
American buttercream, the one most UK recipes mean, is one part butter to two parts icing sugar by weight. So 915 g for 24 cupcakes is about 305 g of butter and 610 g of icing sugar. Swiss meringue runs the other way, more butter than sugar, which is why it tastes less sweet and pipes silkier. Cream cheese varies the most of the three, so treat any published ratio as a starting point. Covering a cake as well? how much buttercream a cake needs is worked from surface area instead.
Running out
Make 10% more, every time
Running short halfway through a tray is the one mistake you cannot patch. A second batch is never the same colour or the same temperature, so the last four cupcakes always look like the last four. A tenth over costs pennies and a few minutes, which is why the allowance here is a control you can see rather than a number quietly added to the answer.
Batches
A block of butter is one batch
UK butter comes in 250 g blocks, so it is worth knowing what one block makes. A block plus 500 g of icing sugar gives about 750 g of American buttercream, which is roughly 19 standard swirls. Under that is one bowl. Over it is two, and worth knowing before you start rather than mid pipe. If the batch is for a customer, work out what to charge for cupcakes once you know what goes into them.
FAQ
Common questions
How much icing do I need for 12 cupcakes?
About 460 g for a standard piped swirl. A flat spread top takes closer to 320 g, a tall bakery swirl about 670 g, and a piled rose about 855 g. Make roughly 10% more than whichever you pick.
How much buttercream do I need for 12 cupcakes in the UK?
The same 460 g, and in UK shopping terms that is about 155 g of butter and 305 g of icing sugar. That is a little under two thirds of a 250 g block, so one block does a dozen with plenty spare.
How much butter do I need to frost 12 cupcakes?
About 155 g for a standard swirl in American buttercream, a little under two thirds of a 250 g block. A tall swirl takes about 225 g, so nearly the whole block. Swiss meringue takes more butter for the same swirl, about 230 g, because it carries more butter than sugar.
How much icing per dozen cupcakes?
About 38 g a cupcake for a standard swirl, so 460 g a dozen. Two dozen is 915 g and three dozen is 1.38 kg. The chart above runs up to 100.
Is 12 cupcakes a dozen?
Yes, a dozen is 12. It is still how cupcakes are ordered, boxed and priced in the UK, so a recipe that says it frosts a dozen means 12 cupcakes, and at a standard swirl that is about 460 g of buttercream.
How much buttercream for 24 cupcakes?
About 915 g for a standard swirl on two dozen, from roughly 305 g of butter and 610 g of icing sugar. Make about 1 kg, so you are not scraping the bowl for the last three.
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