Nordic Chicken and Asparagus Tartlets

Name: Nordic Chicken and Asparagus Tartlets
Prep time: 35 min
Cook time: 1 h 35 min
Total time: 1 h 35 min
Yield: 8 portions
Ingredients: 200 g plain flour; 80 g unsalted butter; 50 g water; 1 pinch fine sea salt; 80 g onions; 350 g chicken breasts, skinless; 220 g water; ½ chicken stock cube (for 0.5 l); 1 dried bay leaf; 25 g unsalted butter; 25 g plain flour; 150 g milk; ½ tsp fine sea salt; ¼ tsp ground white pepper; 80 g white asparagus; 1 Tbsp fresh parsley leaves