Luster Dust substitute

Best substitute

Edible shimmer or metallic spray

use to cover, no measuring

Best for whole cakes and cake boards

Close match

The most practical alternative and often the better tool. An aerosol of edible pearl, gold or silver coats a whole cake, a tray of macarons or a set of chocolates in seconds and gives a smooth even sheen with no brush marks. What you give up is control: you cannot pick out a single petal edge or shade a flower from pale to deep, and the finish is more uniformly glossy and less pearlescent than hand-brushed dust.

Other luster dust substitutes

Ranked, with the exact amount to use

2Petal dust or powdered food coloring
Close match
a small brushful, applied dry
Petal dust is the matte sibling of luster dust and is applied identically with a soft dry brush.
What changes
You get exactly the same color control and the same ability to shade a sugar flower from the center outward, just with no shine at all. On realistic flowers and leaves this actually looks better, since real petals are not metallic. On anything meant to look like gold or pearl it clearly falls short.
Best for
sugar flowers and leaves, shading and blushing petals, realistic fruit and vegetables in marzipan, matte color on fondant
Apply to fully dried sugar work, or the dust grabs unevenly and blotches. Powdered food coloring is more intensely pigmented than petal dust, so tap most of it off the brush before it touches the piece.
3Corn syrup or piping gel glaze
Different texture
1 teaspoon corn syrup thinned with a few drops of warm water
Gives a wet, high gloss shine rather than a pearly shimmer, which is the right look for glazed fruit, shiny berries on a tart or a slick finish on a chocolate decoration.
What changes
Brushed on thinly it dries tacky but not sticky. It adds a faint sweetness and it stays slightly sticky in humidity, so pieces should not be stacked.
Best for
glossy fruit and berries, shiny leaves, wet-look finishes, sticking other decorations down
Warm the syrup slightly so it brushes out thin, and use the smallest amount that covers. Piping gel does the same job with less sweetness and dries a touch firmer.
4Cocoa powder, matcha or freeze-dried fruit powder
Taste and texture differ
a small brushful or a light dusting
The dye-free route to color on sugar work.
What changes
Cocoa gives warm brown shading that is excellent on modeled figures and chocolate work, matcha gives a soft green for leaves, and crushed freeze-dried raspberry gives an intense pink. All three are matte, all three add their own real flavor, and all three are coarser than a milled decorating dust, so the finish is a little grainy under close inspection.
Best for
natural color with no additives, shading modeling chocolate, leaves and stems, dusting truffles and macarons
Sift the powder first and use a very soft dry brush. Freeze-dried fruit powders pull moisture from the air and can go patchy on a humid day, so apply them shortly before serving.
5Melted white chocolate or candy melts, colored
Different texture
Use the same amount as a coating, tinted with oil-based color
Not a dust at all, but often the better answer when what you actually want is a shiny colored surface.
What changes
Tinted candy melts brushed or dipped over a decoration set to a firm, genuinely glossy shell. This is opaque rather than shimmery, it adds real thickness and real chocolate flavor, and it obliterates fine surface detail underneath.
Best for
coating cake pops and cookies, chocolate decorations, glossy colored finishes, sealing porous surfaces
Use only oil-based or powdered coloring in melted chocolate. A drop of water-based gel color will seize the chocolate into a stiff grainy mass instantly.
6There is no substitute for it: craft glitter or non-edible disco dust
Taste and texture differ
not recommended
Craft glitter is plastic or metal foil, and much of the very sparkly dust sold to decorators is labelled non-toxic or for decorative use only, which means it is not approved as food.
What changes
Non-toxic is not the same as edible. These products should not be eaten, and if you use them at all they must be applied to something that will be removed before serving, such as a plastic pick or a fondant topper you lift off.
Best for
nothing that anyone will eat
The wording to look for on the label is edible, or a listing of actual food ingredients and approved colors. If the label only says non-toxic or food contact, treat it as decoration to be removed, not as food.

What is Luster Dust?

Luster Dust is an extremely fine decorating powder, also spelled lustre dust and sold as pearl, shimmer or petal dust, brushed onto finished fondant, chocolate or sugar work to give it a pearly, metallic or satin sheen, so its only job is appearance: shine and colour, never flavour or texture.

Cooking tips

Read the label rather than the marketing. Genuinely edible dusts list food ingredients such as mica-based approved colors, sugar, cornstarch or approved lakes. Anything that says only non-toxic, food contact or for decorative use only is not food, however it is displayed in the baking aisle.
Dust goes on dry for a soft satin sheen, or mixed with a few drops of clear grain alcohol or lemon extract to paint solid metallic color. The alcohol flashes off in a minute and leaves a much more opaque, more convincing metallic finish than dry brushing does.
Never mix luster dust with water for painting. Water sits on sugar work and dissolves the surface, so you get a sticky, streaked patch. Alcohol evaporates too fast to do that, which is the whole reason decorators use it.
The surface has to be dry and set before you dust it. On tacky buttercream the powder sinks in and vanishes, so dust fondant, dried royal icing, gum paste or chocolate instead, or chill the buttercream until firm first.
A little goes an extraordinarily long way. Tap a small amount onto a saucer, load a soft flat brush, then knock most of it off before touching the piece. Loading straight from the jar puts far too much on and leaves visible clumps.

Frequently asked questions

Is luster dust safe to eat?

Some is and some is not, and the label is the only way to tell. Dusts marked edible are made from approved food colors and are intended to be eaten in the tiny amounts used for decorating. Dusts marked non-toxic, food contact or for decorative use only are not approved as food, even though they are sold beside the edible ones. The US Food and Drug Administration has warned about decorative dusts being used on food, so if the label does not say edible, put it on something that gets removed before serving.

Can I just leave luster dust off?

Yes, entirely. It is a cosmetic finish applied at the very end and it has no effect on the cake, the cookie or the sugar work underneath. If you want visual interest without it, a light brush of cocoa powder, a drizzle of melted chocolate, or simply dusting the piece with powdered sugar all read as deliberate finishing rather than something missing.

What is the difference between luster dust and petal dust?

Luster dust contains a pearlescent pigment, so it gives shimmer and can look metallic. Petal dust is a matte colored powder with no shine, made for shading sugar flowers realistically. Pearl dust is a subtler luster dust with a soft white pearl sheen, and disco dust is a very coarse high-sparkle glitter, most of which is not edible. They all apply the same way with a dry brush.

How do I make luster dust at home?

You cannot make the shimmer, because the pearlescent effect comes from milled mica-based pigments you cannot produce in a kitchen. What you can make at home is matte color: sifted cocoa powder, matcha, turmeric, beet powder and crushed freeze-dried fruit all brush onto dried sugar work beautifully. For shine, brush on thinned corn syrup or piping gel instead.

Can I use luster dust in a drink?

Only if the tub says edible, and check specifically, because the shimmer powders sold for cocktails vary widely. Genuinely edible shimmer powders for drinks exist and are meant to be stirred in. Mica-based decorating dust that is not labelled edible should never go into something you will swallow, even though rimming a glass with shimmer has become a popular look.

Related substitutes

More baking substitutes

Luster Dust substitute

Other luster dust substitutes

2Petal dust or powdered food coloring

3Corn syrup or piping gel glaze

4Cocoa powder, matcha or freeze-dried fruit powder

5Melted white chocolate or candy melts, colored

6There is no substitute for it: craft glitter or non-edible disco dust