i Register
In some senses, malted is marked as informal. Watch for register when choosing this word.
adj
Processed into malt.
noun
A malted milk; a milkshake with malted milk powder.
Among the most popular from the late nineteenth century on were malteds, milkshakes, and ice cream floats. […] Malted milk beverages were viewed as healthy, complete meal drinks that had particular appeal for men […]