Complex sentence: In the Netherlands, almond paste is used in "gevulde speculaas" (Stuffed brown spiced biscuit) which is sold around the celebration of Saint Nicholas, and as filling in the fruited Christmas bread Kerststol traditionally eaten at Christmas breakfast.
Split into simpler sentences: In the Netherlands, almond paste is used in "gevulde speculaas" (stuffed brown-spiced biscuit), a sweet pastry sold near the celebration of Saint Nicholas. It is also used as filling in the fruited Christmas bread "Kerststol" traditionally eaten at Christmas breakfast.