Galette des Rois Provençale

Ingredients for Galette des Rois Provençale :

	1 Prepare all the ingredients.
	2 The day before, prepare the levain: Diluate the yeast in 8 cl warm water.
	3 Pour in a bowl and add enough flour from the total quantity...
	4 ...to obtain a soft dough.
	5 Cover the bowl with a cloth and leave it in a warm place until the next day.
	6 The day after: Place this levain in the bowl of a mixer.
	7 Add the rest of flour...
	8 ...thinly grated zest...
	9 ...sugar, salt, olive oil...
	10 ...orange flower water...
	11 ...and whole egg.
	12 Begin to knead by adding 10 to 15 cl water ...
	13 ...to obtain a flexible dough that does not stick to fingers. Add a bit of water if too hard or a bit of flour if too soft.
	14 Roll the dough into a ball and place in a large salad bowl.
	15 Cover with a cloth...
	16 ...and leave to prove 2 hours in a warm place.
	17 Place the dough on a slightly greased baking sheet in the shape of round galette. Cover and leave to prove another 30 minutes.
	18 Glaze the galette with egg yolk.
	19 Draw square lines using a knife.
	20 Bake in hot oven at 210°C for 45 to 50 minutes.
	21 When finished, leave to cool on a wire rack. Serve warm or cold.