Both almond paste and marzipan are pastes made with almonds and sugar. They are combined in different ratios and ground differently. Almond paste is less finely ground than marzipan. Almond paste typically is 50% almonds and 50% sugar, whereas marzipan can be much higher! The exception is Lübeck Marzipan, which is known for its quality and high almond percentage. Marzipan can also have other additives like honey or almond extract.