Lobster mornay

Name: Lobster mornay
Prep time: 10 min
Cook time: 15 min
Total time: 25 min
Ingredients: 2 (about 1.8kg) cooked whole lobsters, halved lengthways, cleaned; 50g butter; 40g (1/4 cup) plain flour; 80ml (1/3 cup) dry white wine; 410ml (1 2/3 cups) warm milk; 40g (1/2 cup) coarsely grated cheddar; Salt and ground white pepper; 2 tbsp finely chopped fresh chives; Potato wedges, to serve; Mixed green salad leaves, to serve