Open Lobster Pie

Name: Open Lobster Pie
Yield: Serves Four
Ingredients: 1 tsp sugar; 100 g grated Cheddar cheese; sea salt & black pepper; 425 ml double cream; 3 whole eggs plus 2 egg yolks, lightly whisked together; 4 tbsp chopped basil; 3 cooked lobsters, just the meat, chunkily chopped; 1 tsp salt; 1 egg, beaten; 250 g plain flour; 150 g salted butter, softened; 1 pinch of freshly grated nutmeg