Think of them as deep-fried rays of sunshine. 

French's brings its palate of delicious innovation to new heights on Saturday, August 6 — National Mustard Day — with eye-catching bright yellow mustard donuts. 

The fluffy donuts are coated in a sweet mustard glaze of butter, sugar, vanilla and French's Classic Yellow Mustard — to give the donuts their eye-popping color — plus other ingredients.

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The beaming yellow breakfast treats were developed in partnership with Dough Doughnuts, a collection of artisanal New York City donut shops. 

Mustard donuts

French's Classic Yellow Mustard and New York City donut maker Dough Doughnuts are offering free mustard donuts for National Mustard Day, on Saturday, August 6, 2022. (McCormick Studios/Jenna McDonnell)

French's mustard donuts are available for free on Saturday at Dough Doughnut's six New York City locations. 

A limited number of boxes of the mustard-glazed donuts are available for national delivery on Saturday by visiting doughdougnuts.com. 

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"French’s Mustard donut re-imagines a classic glazed donut with a vibrant sweet and savory yellow mustard coating that is topped with a yellow mustard cake crumble," says a French's release.

"French’s and Dough have created a bold, crave-able doughnut that combines the beloved flavor of French’s Classic Yellow Mustard with Dough’s signature brioche recipe."

Bright yellow mustard glaze

The sweet mustard glaze on French's new donuts contains unsalted butter, sugar, vanilla, French's Classic Yellow Mustard and other ingredients.  (McCormick Studios/Jenna McDonnell)

"We’ve always prided ourselves [on] creating unexpectedly delicious flavors," said Dough Doughnuts owner Steve Klein. 

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"The iconic tanginess of French’s Classic Yellow Mustard complements the sweet glaze and fluffy texture of the doughnut for the perfect bite."

Mustard-glazed donuts

French's and Dough Doughnuts of NYC have teamed up to offer mustard donuts for National Mustard Day on August 6, 2022. Free mustard-glazed donuts are available at six Dough Doughnut locations around the city, or by online mail order around the country. (McCormick & Co. )

French's past National Mustard Day creations include mustard ice cream, mustard beer and mustard buns.

"We are as committed as ever to showing off new and exciting ways to enjoy this fan favorite condiment and cannot wait to reinvent breakfast this year," said Jill Pratt, chief marketing officer for French's parent, McCormick & Co. 

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French's was first introduced to the public at the 1904 World's Fair in St. Louis.

Dough Doughnuts was founded in 2010 in Brooklyn.