• Heat up the oven according on the puff pastry package.
• Roll out the pastry
• Cut in 8 boxes (pieces)
• Brush half of the boxes, the top (4 pcs.) with the whipped egg.
• Bake them in the middle of the oven according on the puff pastry package.
• Drain the shrimps (make sure that you remove the water)
• Mix the shrimps and crème fraîche.
• Cut the citron/lemon into wedges.
• After from the oven: Cool down a little.
• Cut the puff pastry in the middle. 
• Fill with the mix shrimps and crème fraîche.
• Decorate/garnish with caviar and dill.
• Put back the other half of the puff pastry.
• Serve with the slice citron/lemon.

Note: All the recipes I used here in my website are from the people I know. I don't often follow all what it says in the recipe, I like to create on my own too (change or removed some ingredients). This is only a hubby website not a professional. Thank you for stopping by my journal. <3 <3 <3