He set up a sugar mill on the plantation to process the sugar. In 1795, following the instructions of two Cubans, Mendez and Lopez, laborers de Boré enslaved produced the first granulated sugar known in the colony. Although granulated sugar had been known for centuries in the Old World, granulation in Louisiana created a huge demand for the cultivation and processing of sugar cane. Responding to the worldwide demand for sugar, it became the colony's primary commodity crop. Under Spanish rule, Louisiana began to generate profits.