« All EventsOatmeal Cookie DayMarch 18, 2027« Corned Beef & Cabbage DayChocolate Caramel Day »March 18, 2027 is Oatmeal Cookie Day. Enjoy it your way. Add to calendar Google Calendar iCalendar Outlook 365 Outlook Live Share:FacebookXWhatsAppThreadsTextMore… Details Date: March 18, 2027 Event Tags:DidYouKnow, FoodHolidays, WhatzToday