@Maryemcd I'll start with snacks since I have an extra long list (not neccesarily for snack credits)
MK: Dole Whip (float), citrus swirl, Gaston's cinnamon bun, lefou's brew, ice cream sandwich, cheeseburger spring rolls, sweets from main street confectionery, sleepy hollow waffles
EPCOT: karamell kuche- caramel corn, chocolate covered salted caramel, Germany holiday stand- caramel kiss (salted hot caramel drink), pretzel from Germany, L'artisan des glaces- macaron ice cream sandwich, brioche ice cream sandwich, gelato, les halles- strawberry tart, various pastries, kringla- school bread, troll horn, refreshment port- cronut (ala mode), la cava- avocado margarita, gelato stand in italy, flavoured popcorn, sunshine season strawberry shortcake and warm peanut butter brownie
AK- flame tree bbq's pulled pork cheese fries, trilo bites- buffalo chicken waffle sandwich, harambe market- african milk tart, kasafari bakery- specialty cupcakes
DHS- carrot cake cookie
Boardwalk- Ample Hills Creamery ice cream
DS- amorette's mini cake, vivoli gelateria- gelato, goofy's candy company create your own, ganachery for chocolates, daily poutine, aristocrepe
GF- gingerbread shingles
Hope others have other stuff to add in so my list can grow longer