Preheat the oven:
Preheat your oven to 375°F (190°C) and line a baking sheet with parchment paper.
Assemble the Danish:
If using crescent dough: Unroll the dough and pinch together the perforations to form a solid sheet.
If using puff pastry: Roll out the dough to fit your baking sheet and cut it into squares or rectangles.
On the center of each square/rectangle, spread a generous spoonful of the
