Focaccia yang cepat dan kotor

Bahan-bahan (6 porsi)

• 2 cups (300g) bread flour ((or plain/all-purpose flour, Note 1))
• 1 1/8 tsp (3.5g) instant yeast ((aka rapid rise yeast) (Note 2))
• 3/4 tsp (4.5g) cooking salt / kosher salt ((-50% for table salt, + 50% for salt flakes))
• 1 cup + 2 tbsp (280 ml / 280g) very warm water ((1/3 cup boiling water then top up with cold tap water) (Note 3))
• 1 1/2 tbsp extra virgin olive oil
• 1/4 tsp (heaped) sea salt flakes ((or regular salt, couple of pinches))