Washington, D.C. This article is about the capital of the United States. For the state on the U.S. West Coast, see Washington (state). For other uses, see United States capital (disambiguation) and Washington (disambiguation).
Â· just now. 1  Burger King Cooking Oil. 2  Burger king uses Soybean, Canola, and/or Palm oil to fry their fries and onion rings in. 3  Fruits have sugar, it's natural, but some fruits can even be bad for you. 4  Fruits are sweeter and take less effort to arrange, generally, so I tend to eat more fruits.
For the two-day freebie event, the fast food chain teamed up with Heinz, who provided Burger King with the green ketchup that will accompany the free fries. Burger King is urging customers to save their green on St. Patrick's Day by participating in the french fry giveaway. Want to get your free fries and lucky green ketchup this weekend? Find a Burger King location near you.