For food halls inside department stores, in addition to El Corté Ingles:
Harrods
KaDeWe
Ludwig Beck
Printemps
Isetan
Daimaru
Grocery stores I like:
Fiesta Farms, my local favourite. Fiesta Farms grocery store [Toronto, Seaton Village]
I like the grocery stores in Rome. I didn’t pay attention to the names of the stores I visited.
Gourmet shops I like:
Fortnum and Mason