Coulibiac

Name: Coulibiac
Prep time: 40 min
Cook time: 2 h 15 min
Total time: 2 h 15 min
Yield: 8 portions
Ingredients: 450 g plain flour; 220 g unsalted butter; 1 tsp fine sea salt; 110 g water; 1000 g water; 160 g long grain rice; 3 large eggs; 250 g echalion shallots; 40 g unsalted butter; 250 g fresh button mushrooms; 4 pinches fine sea salt; 1 pinch ground black pepper; 4 pinches fine sea salt; 4 pinches ground black pepper; 1000 g fresh salmon fillet, skinless; 4 sprigs fresh dill; 200 g frozen spinach; 1 large egg; 200 g white wine; 400 g crème fraîche; 1 tsp fine sea salt; ¼ tsp ground white pepper; 4 sprigs fresh parsley; 4 sprigs fresh dill; 30 g lemon juice