Heat the water and the milk, the butter, the salt, sugar. Simmer, remove from the heat and add the flour. Dry out the pastry over a low heat. Transfer to a mixing bowl and add the eggs one at a time. Pipe éclairs 11 cm long and 2.5 cm thick.
Combine all the ingredients until a doughy texture is formed. Roll out to 3 mm thick between two sheets of baking parchment. Cut into 1.5 cm by 11 cm rectangles. Place on top of the éclairs. Place in the oven pre-heated to 220°C (428°F), turn down to 160°C (320°F), and bake during 30 min.
Bring the milk to the boil. Beat the egg yolks with the sugar until pale, then add the custard powder. Pour a third of the boiling milk over the eggs and stir. Pour back into the rest of the boiling milk and stir continuously. Bring to the boil and cook for 3 min, Remove from the heat and add the gelatine followed by the finely chopped Dulcey. When fully cooled, fold in the whipped cream using a rubber spatula. Refrigerate the cream in the fridge and add the dark chocolate shavings. Pipe the éclairs.
Bring the milk, cream and vanilla to the boil. When the liquid reaches 40°C (104°F), sprinkle in the dry ingredients and mix. Bring to the boil and pour a third over the egg yolks while stirring. Cook at 85°C (185°F) stirring until it coats the rubber spatula. Strain. Leave to cool. Allow to steep, process and place in the freezer. Roast and finely chop the peanuts. Make a caramel using the sugar and water and add the salted butter to lower the cooking temperature. Sprinkle the chopped peanuts into the caramel. Once the ice cream has been processed, add the caramelised peanuts.
Place the glucose in a saucepan. Heat. Gradually add the sugar as it cooks, making sure to cook all of the sugar crystals. At the end the process add the scraped vanilla pod. Add the cream to the caramel to lower the cooking temperature. Strain, cool, cover with film and set aside.
Use a sheet of dipping paper to do the shell. Make lines of Dulcey on the chocolate roll.
Caramelize peanuts to create a peak of caramel. Ice the éclairs.
Place the éclair into the chocolate shell. Place the coated peanuts on top of the shell. Make dots of caramel sauce. Place the crushed peanuts. Place the vanilla and caramelised peanut ice cream quenelle on the top.