glaze

any of various thin shiny (savory or sweet) coatings applied to foods

a glossy finish on a fabric

a coating for ceramics, metal, etc.

coat with a glaze; "the potter glazed the dishes"; "glaze the bread with eggwhite"

become glassy or take on a glass-like appearance; "Her eyes glaze over when she is bored"

furnish with glass; "glass the windows"

coat with something sweet, such as a hard sugar glaze