Blue Bonnet is an American brand of margarine and other bread spreads and baking fats, owned by ConAgra Foods.
[1] Original owner Standard Brands merged with Nabisco in July 1981, but Nabisco ultimately sold Blue Bonnet to ConAgra, along with a number of other food brands, in 1998.
Per federal regulation margarine must have a minimum fat content of 80 percent (with a maximum of 16% water) to be labeled as such in the United States.
The words to their slogan and jingle are: "Everything's better with Blue Bonnet on it!"
A common phrase citing this brand of margarine includes "I'm on it like Blue Bonnet!"