Ernest Duchesne was a French doctor in 1897 who noticed that certain molds kill some bacterias.
In just 20 years time, penicillin was being grown on oranges and in regular manufacture.
Working around the clock, the United States crafted 2.3 million doses of penicillin in preparation for the D-Day landings on June 6, 1944.
Life Magazine, August 1944
Certain strains are used to make Brie and Camembert cheese, too, and Gorgonzola and Danish Blue Roquefort.
An allergy to penicillin does not preclude enjoying these ripe cheeses with their distinctive blue-green color.
Get an orange. Don’t refrigerate.
Grow some at home!