"frosted over" is a correct and commonly used phrase in written English.
It is often used to describe a surface that has a layer of frost or ice covering it. Example: The car windshield was completely frosted over, making it difficult for John to see while driving.
The dead crawler loomed before me on the blasted, rocky plain, an oblong grey block on treads, dark canopy frosted over on the inside.
One Christmas Eve I returned home frosted over from a predawn training run, and she gave me the kind of withering look I used to get when I practiced scales on the piano, a look that said, "That's so tedious; play some real music".
About 3 million years ago, vast tracts of land in the Northern Hemisphere frosted over with huge sheets of ice.
When Mount Tambora erupted in Indonesia in 1815 and spewed sulfur dioxide into the stratosphere, farmers in New England recorded a summer so chilly that their fields frosted over in July.
The plastic cases looked extremely used, almost as though they'd been circulating around the whole school and had only gotten to me after a long odyssey, frosted over with scratches.
When the window glass is frosted over, Adam scratches animal shapes into its icy patterns.
The lighting fixtures are vintage, with frosted glass over the bulbs.
Its south-of-the-border aura emanates as much from the textured plaster walls and thriving cactus garden as from the excellent margaritas, offered frosted or over ice.
Because amid the frenetic flag-waving, the miles of bunting, the red, white and blue-frosted cupcakes taking over our television screens and our streets, it is surely up to radio to dig a little deeper, to offer a modern perspective and reflect the nation's feelings about the monarchy.
Its governing metaphor may be that gooey blueberry dessert, but structurally it is a three-layer génoise, frosted with moody voice-overs, torchy songs and silky camera tricks and filmed in caramelized shades of orange and red.
The sun was rising over frosted grass into a cloudless sky.
