A set of bread for lunch is seen at a restaurant in Hanoi, Vietnam October 30, 2017.

A model of a windmill dusted with flour sits in the window of Whissendine Windmill, Britain October 30, 2017.

A woman stands next to a bread retailer in El Alto, outskirts of La Paz, Bolivia October 30, 2017.

Men cut pieces of dough at a bakery in Port-au-Prince, Haiti, October 31, 2017.

A bakery worker carries fresh bread in Cairo, Egypt, October 25, 2017.

An Afghan man waits for customers at his bakery in Kabul, Afghanistan October 30, 2017. Reuters/Mohammad Ismail

Miller Nigel Moon moves a bag of flour produced at his windmill in Whissendine, Britain October 30, 2017.

Bread is pictured for sale at a Whole Foods market in the Manhattan borough of New York City, U.S., October 30, 2017.

Men cut pieces of dough at a bakery in Port-au-Prince, Haiti, October 31, 2017.

A woman displays breads for sale on roadside in Hanoi, Vietnam October 30, 2017.

Bread is baked in the oven at a bakery in Islamabad, Pakistan October 30, 2017.

Bread is seen at a retailer in El Alto, outskirts of La Paz, Bolivia October 30, 2017.

Bread and curry is seen at a bakery in Islamabad, Pakistan October 30, 2017.

A sign hangs by the door of a windmill indicating the where abouts of Miller Nigel Moon in Whissendine, Britain October 30, 2017.

Stacks of bread are on display as a baker places dough in the oven at a bakery in Islamabad, Pakistan October 30, 2017.

A baker packs bread at a bakery in Islamabad, Pakistan October 30, 2017.

Miller Nigel Moon inspects flour produced at his windmill in Whissendine, Britain October 30, 2017.

An employee takes out bread from an oven in a bakery in El Alto, outskirts of La Paz, Bolivia October 30, 2017.

A worker removes baked buns from an oven at a bakery in Mumbai, India, October 31, 2017.

A baker scores bread dough before baking at a bakery in Islamabad, Pakistan October 30, 2017.

Image used for illustrative purpose only. Miller Nigel Moon inspects flour produced at his windmill in Whissendine, Britain October 30, 2017.

Miller Nigel Moon poses at his windmill in Whissendine, Britain October 30, 2017.

Employees prepare bread for baking in a bakery in El Alto, outskirts of La Paz, Bolivia October 30, 2017.

Freshly made bread is seen at a bakery in Port-au-Prince, Haiti, October 31, 2017.

A man puts pieces of bread inside a plastic bag at a bakery in Port-au-Prince, Haiti, October 31, 2017.

An Afghan man buys bread at a bakery in Kabul, Afghanistan October 30, 2017.

The sun sets behind a windmill belonging to Miller Nigel Moon in Whissendine, Britain October 30, 2017.

Baked buns are seen seen in trays at a bakery in Mumbai, India, October 31, 2017. Image used for illudtrstive putpose.