Creme brulee doughnut at Astro Doughnuts & Fried Chicken Others fill doughnuts with eggy, vanilla-flecked custard and call it creme brulee (ahem, Doughnut Plant). But Astro’s idiosyncratic square doughnut, crowned the city’s best, goes to another level entirely… the creme brulee doughnut at Astro Doughnuts & Fried Chicken…