Icing is the present participle in the given statement.
Step-by-step explanation:
Present participle is a form of a verb that ends with the suffix of ''ing'' to form a continuous tense. By reading the given phrase the word ''Icing'' is the present participle tense used here.
The pattern for this sentence comes with ''verb'' ''object'' ''adjective'' and ''present participle''. So basically it means the infinitive points to the ongoing action. It denotes the present action.