Del. Code tit. 3, § 3106

No person, by himself or herself or by his or her agents, servants or employees, shall manufacture, sell or exchange or have in possession with intent to sell or exchange any milk, cream or skimmed milk whether or not condensed, evaporated, concentrated, powdered, dried or desiccated to or with which has been added, blended or compounded any fats or oils other than milk fats either under the name of the products or articles or the derivatives thereof if labeled or sold under any fictitious, coined or trade names whatsoever.