dairy-free cornstarch
substitute.

11 dairy-free substitutes for cornstarch — top pick All-Purpose Flour at 100% function match.

all substitutes on this page are dairy-free

top substitutes

01

All-Purpose Flour

10.0
2 tbsp : 1 tbsp

Use 2 tbsp flour per 1 tbsp cornstarch; thickens sauces but gives cloudier, less glossy result

02

Arrowroot Flour

10.0
1 tbsp : 1 tbsp

Same as arrowroot; 1:1 swap for thickening, freezes better than cornstarch but don't boil long

03

Rice Flour

10.0
2 tbsp : 1 tbsp

Use double; less smooth finish

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04

Arrowroot

6.7
1 tbsp : 1 tbsp

Use 1:1; arrowroot gives glossy finish like cornstarch, breaks down with prolonged heat

05

Cake Flour

6.7
1 tbsp : 2 tbsp

Contains cornstarch already; use for dusting or dredging, not as pure thickener in sauces

06

Tapioca

6.7
2 tbsp : 1 tbsp

Use 2 tbsp tapioca per 1 tbsp cornstarch; gives glossy thickening for pie fillings and fruit sauces

07

Potato Flour

5.0
1 cup : 1/2 cup

As thickener only; use half

08

Potatoes

3.3
1 tbsp : 1 tbsp

Grate raw potato into stew for thickening; starchier result, works in soups not clear sauces

09

Chia Seeds

3.3
1 tbsp : 1 tbsp

Ground chia thickens puddings and jams; forms gel when mixed with liquid, slightly seedy texture

10

Flaxseed

0.0
1 tbsp : 1 tbsp

Ground flax plus water creates a gel-thickener; best in baked goods, not clear sauces

11

Baking Powder

0.0
1:1

Not a thickener — baking powder is a leavener; only works if cornstarch was used for lift in cakes

pitfalls to avoid

watch out

All-Purpose Flour: Flour makes sauce opaque, not glossy

watch out

All-Purpose Flour: Flour gives cloudier, less glossy sauce

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Arrowroot Flour: Flour makes sauce opaque, not glossy

watch out

Arrowroot Flour: Don't boil long — arrowroot breaks down

watch out

Rice Flour: Flour makes sauce opaque, not glossy

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Rice Flour: Use double the amount of rice flour

watch out

Rice Flour: Less smooth finish than cornstarch

watch out

Arrowroot: Arrowroot breaks down with prolonged boiling

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Cake Flour: Flour makes sauce opaque, not glossy

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Cake Flour: Cake flour won't thicken sauces like cornstarch

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Tapioca: Use 2 tbsp tapioca per 1 tbsp cornstarch

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Potato Flour: Flour makes sauce opaque, not glossy

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Potato Flour: Use half the amount of potato flour

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Potatoes: Grated potato gives starchier result than cornstarch

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Potatoes: Won't work for clear glossy sauces

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Chia Seeds: Slightly seedy texture in thickened sauces

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Flaxseed: Flax gel works in baking, not clear sauces

watch out

Baking Powder: Baking powder is a leavener — not a thickener

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