Boeuf Bourguignon

Name: Boeuf Bourguignon
Ingredients: * 300ml good quality beef stock; * 1 large tbsp dijon mustard; * 2 tsp herbe de provence; * 4 tbsp olive oil; * large knob butter; * 10 echalion (banana) shallot, peeled and sliced vertically; * 6 slice good quality thick smoked bacon,; * 12 chestnut mushroom, cleaned and cut in 1/2; * 1 large glug of brandy or cognac; * 1tbsp corn flour; * sea salt and freshly milled black pepper to taste