Complex sentence: Aside from Cordon Rouge, the Grand Marnier line includes other liqueurs, most of which can be consumed "neat" as a cordial or a digestif, and can be used in mixed drinks and desserts.
Split into simpler sentences: Aside from Cordon Rouge, the Grand Marnier line includes other liqueurs. Most of which can be consumed "neat" as a cordial or a digestif, and can be used in mixed drinks and desserts.