Roasted Shallot, Bacon, Cheddar and Chive Tart

Ingredients

• 170g plain flour
• 100g unsalted butter, cut into dice and chilled
• 60g Cheddar cheese, finely grated
• 1 egg yolk
• 2 tbsp water, chilled
• 10 shallots, peeled and cut in half around the diameter
• 1 tbsp olive oil
• 20g butter
• 150g smoked streaky bacon, diced
• 150g Cheddar cheese, grated
• 3 tbsp chives, finely chopped
• 2 eggs
• 2 egg yolks
• 200ml double cream
• 100ml crème fraiche