How much seed oil is in Sonic's food?
Sonic averages an estimated 8.3g of seed oil PUFA per menu item, about 2.1 days of the 4g daily goal many people in the seed oil free community aim for, in one average item. Method and grade scale on the methodology page.
What Sonic cooks with
soy-based vegetable oil fryer shortening (fries, tots, onion rings); soy-containing bun oil on grilled items
The 10 highest seed oil items we measured
Estimated PUFA grams per listed serving, from published nutrition data and the disclosed or assumed cooking oil:
| Item | Est. PUFA |
|---|---|
| SuperSONIC Bacon Double Cheeseburger | 26.8g |
| SuperSonic Double Cheeseburger | 25.7g |
| Handmade Onion Rings (large) | 23.4g |
| Onion Rings (large) | 23.4g |
| Tots (large) | 18.6g |
| Fries (large) | 18.6g |
| Onion Rings (medium) | 17.4g |
| Handmade Onion Rings (medium) | 17.4g |
| Sonic Cheeseburger | 17.1g |
| Sonic Cheeseburger (with mayo) | 17.1g |
If you end up here anyway
The lowest estimated seed oil orders we track at Sonic:
| Item | Est. PUFA |
|---|---|
| Burger Patty Only (No Bun) | 0.8g |
| Ice Cream Cone | 1g |
| All-American Hot Dog | 1.3g |
The fine print
These are estimates, not lab measurements, and preparation varies by location. Full detail for every item is on the Sonic report card. See who else graded D or F on the F List, or the whole field on the Seed Oil Index.