1. Spicy chicken sandwiches, up 299% this year.
2. Plant-based burgers, up 291%.
3. Vanilla milkshakes, up 273%.
4. Iced lattes, up 261%.
5. Chili, up 228%.
6. Cinnamon rolls, up 205%.
7. Chimichangas, up 195%.
8. Beef burritos, up 181%.
9. Potato tacos, up 169%.
10. Purple taro milk tea, up 168%.
(Grubhub)