• Preheat oven to 200 C or 400 F. Line two large baking trays with baking paper. Set aside.
• To make spinach feta mixture, combine together spinach and feta in a large bowl. Season with salt and pepper. Set aside.
• Roll one side of the cheese triangles in Italian seasoning. Set aside.

Sweet trees:

• Place one puff pastry sheet on a flat work surface.
• Spread with biscoff or nutella.
• Top with another puff pastry sheet.
• Divide the sheets into 1-inch thick strips and shape into christmas trees. Thread on to skewers.
• Spread another pastry sheet with biscoff or nutella. Using a star shaped cookie cutter, cut out stars from the sheets.
• Top the christmas trees with the stars.
• Transfer on to the baking sheet. Brush with egg.

Savory trees:

• Place one puff pastry sheet on a flat work surface.
• Spread with spinach-feta mixture.
• Top with another pastry sheet.
• Divide the sheets into 1-inch thick strips. Shape them into christmas trees.
• Arrange them on the baking sheet in a single layer. Brush with egg.

Bake trees:

• Transfer the baking sheets to oven.
• Bake for 20 minutes or until pastries are puffed up and golden.
• Top the baked savory trees with cheese triangles.
• Serve warm.