A waiter carries plates of food at Georgian restaurant Nanuchka in Tel Aviv, Israel July 15, 2015. Nana Shrier, owner of Nanuchka, shocked Israel's culinary world when she removed all animal-based products from the menu. Nanuchka is part of a growing trend that has transformed Israel's financial center into a haven for meatless cuisine. (Photo by Baz Ratner/Reuters)

A cook wearing a T-shirt of an animal rights movement works in the kitchen of Georgian restaurant Nanuchka in Tel Aviv, Israel July 15, 2015. (Photo by Baz Ratner/Reuters)

Kitchen staff arrange a plate at Georgian restaurant Nanuchka in Tel Aviv, Israel July 15, 2015. (Photo by Baz Ratner/Reuters)

A worker prepares a vegan pizza at a Domino's Pizza restaurant in Tel Aviv, Israel July 16, 2015. A growing trend has transformed Israel's financial center into a haven for meatless cuisine. Some 400 food establishments are certified “vegan friendly”, including Domino's Pizza, the first in the global chain to sell vegan pizza topped with non-dairy cheese. (Photo by Baz Ratner/Reuters)

A belly dancer dances on the bar at Georgian restaurant Nanuchka in Tel Aviv, Israel July 15, 2015. (Photo by Baz Ratner/Reuters)

A vegan friendly sticker in seen on the door of a Domino's Pizza restaurant in Tel Aviv, Israel July 16, 2015. (Photo by Baz Ratner/Reuters)

A worker takes a vegan pizza out of the oven at a Domino's Pizza restaurant in Tel Aviv, Israel July 16, 2015. (Photo by Baz Ratner/Reuters)

People attend a vegan picnic at Hayarkon Park in Tel Aviv, Israel July 18, 2015. (Photo by Baz Ratner/Reuters)

People attend a vegan picnic at Hayarkon Park in Tel Aviv, Israel July 18, 2015. (Photo by Baz Ratner/Reuters)

A tattoo is seen on the arm of a woman attending a vegan picnic at Hayarkon Park in Tel Aviv, Israel July 18, 2015. (Photo by Baz Ratner/Reuters)

A vegan dessert is seen at a vegan picnic at Hayarkon Park in Tel Aviv Israel July 18, 2015. (Photo by Baz Ratner/Reuters)

Nana Shrier, owner of Georgian restaurant Nanuchka, poses for a photo in her restaurant in Tel Aviv, Israel July 15, 2015. Shrier shocked Israel's culinary world when she removed all animal-based products from the menu. Nanuchka is part of a growing trend that has transformed Israel's financial center into a haven for meatless cuisine. (Photo by Baz Ratner/Reuters)

Activists from an animal rights movement take part in an protest piece whereby they drew their own blood to emphasize their ideology, in Tel Aviv, Israel, in this March 21, 2014 file photo. A growing trend has transformed Israel's financial center into a haven for meatless cuisine. Some 400 food establishments are certified “vegan friendly”, including Domino's Pizza, the first in the global chain to sell vegan pizza topped with non-dairy cheese. (Photo by Nir Elias/Reuters)

A customer pushes her cart past activists standing in front of meat products and holding placards calling for animal rights, at a supermarket in Tel Aviv, Israel in this November 7, 2013 file photo. The placards read: “Take responsibility!”. (Photo by Nir Elias/Reuters)