oven door until the 1 hour mark. this cake is extremely moist (which is what makes it so delicious!), but without the structure provided by eggs, it can be susceptible to falling if heat is lost by opening the oven during baking. so, unless your oven runs extremely hot and you can see that it is already getting brown on top, resist the temptation to take a peek!
transfer to a wire rack and let the cake cool in the pan for 20 minutes. then run a knife around the edge of the cake to loosen it and remove from the pan. finish cooling on a wire rack before cutting into 