Question: Fred Walker is the founder of the company that created what black Australian food spread?
Context: Fred Walker (5 January 1884 – 21 July 1935) was an Australian businessman and founder of Fred Walker & Co.  The company is best known for creating Vegemite, a food paste and Australian cultural icon. Walker Development Centre is a public alternative school in Grand Forks, British Columbia part of School District 51 Boundary.  Walker Development Centre, has one principal, Doug Lacey, and an additional four staff members, a junior teacher, a senior teacher, a youth worker, and a secretary.  It is commonly known by students and faculty as either 'Fred,' 'Walker,' or 'WDC.'  WDC has a junior class for grades 8-9, a senior program for grades 10-12, and an adult program for adult students.  It was named after former teacher, Fred Walker. Peter Hardwick (born 1958) is an Australian food horticulturist and environmentalist, recognized as an early pioneer of the Australian bushfood industry.  He publicly challenged the established belief that native Australian food plants were not suitable for cropping; conceived the commercial strategy of processing strong flavored native food plants; and, developed the use of wild and seedling genetic diversity to overcome the lack of domesticated varieties previously considered a limitation with Australian native food plants. Australian Food and Grocery Council (AFGC) represents Australia's food, drink and grocery manufacturing industry.  AFGC's stated vision is for Australia's food, beverage and grocery manufacturing industry to be socially responsible and competing profitably domestically and overseas.  The chief executive officer of the Australian Food and Grocery Council is former Liberal party politician, Kate Carnell, who was Chief Minister of the Australian Capital Territory (ACT) from 1995 to 2000. Hazelnut butter is a food spread made from crushed and blended hazelnuts.  More commonly found in Europe, hazelnut butter is also familiar when mixed with chocolate as an ingredient in Nutella.  Hazelnut butter is available in both crunchy and smooth varieties, and can be made from either raw or roasted hazelnuts. Peabutter is a food spread made from brown peas and functions as a substitute for peanut butter. The Australian Food Safety Information Council is a health promotion charity.  The Council develops consumer-targeted food safety information to address the estimated 4.1 million cases of food poisoning in Australia each year that result in 31,920 hospitalisations, 86 deaths and 1 million visits to doctors on average every year Vegemite ( ) is a thick, black Australian food spread made from leftover brewers' yeast extract with various vegetable and spice additives.  It was developed by Cyril Percy Callister in Melbourne, Victoria in 1922.  The Vegemite brand was owned by Mondelez International, but was acquired by the Australian Bega Cheese group following an agreement in January 2017. Cashew butter is a food spread made from raw or roasted cashews.  It is rich and creamy in flavour and when stored the oils and solids separate easily requiring it to be mixed before each use.  It is recommended to store cashew butter in the refrigerator after the first use to prevent it from going rancid. COON is the trademark of a cheddar cheese produced by Warrnambool Cheese and Butter company in Australia.  It was first launched in 1935 by Fred Walker.
Answer: Vegemite