Dubai chocolate. Grilling cheese (halloumi). Korean fried chicken. Artisanal ramen. Birria tacos. Bubble Tea. Basque cheesecake. Flat white. Matcha everything. Bao bun. Poke bowls. Etc. American self centeredness continues space
(Avocado toast & 3rd wave coffee aren't American)
Essentially 100% of internationally relevant food innovations since 2000 are American: avocado toast, smashburgers, craft beer, third wave coffee, etc. The only exceptions I can think of are natural wine and boba