She first helped her husband Carl Aller to develop his photolithographic method of image production to establish a magazine containing recipes in 1874.
Brought up in a modest Copenhagen home, on 20 October 1871 she married the lithographer Carl Julius Aller (1845–1926) who had become known for inventing a new photolithographic process facilitating the production of multiple copies of the same image.
[1] Following their marriage, Laura Aller demonstrated her understanding of what people liked to read by publishing recipes in the Nordisk Mønster Tidende in 1874.
Such was the income from sales that the family bought the luxurious Sophienholm manor on Lake Bagsværd and travelled to the south of France in their own railway car.
Despite competition from other magazines such as Hjemmet, launched in 1898, the firm continued to expand and in 1900 had to move into larger premises in the Valby district of Copenhagen.