Celebrate National Donut Day at Orlando’s The Salty Donut Trendy donut shop releasing limited time flavor Updated: Tags: ORLANDO, Fla. – National Donut Day is Friday, June 4. To celebrate the sweet day, Orlando’s all-new donut shop, The Salty Donut, is stocking up on the popular pastries. [TRENDING: ] The business said it’s also releasing an all-new flavor, hosting giveaways and offering discounts throughout its store on the big day. Ad Officials said guests who visit on Friday can try the all-new French Toast Donut. The donut is described as a 24-hour brioche filled with whipped French toast custard, maple glaze, and topped with crunchy French toast pieces, mascarpone whip and maple drizzle.