Mercadona salted toasted almonds, the shelled ones. My DM makes me bring about a kilo hole with me
Boquerones in oil, on a flat tray
All the cheese, Manchego, Mahón
Turrón in various forms, it's a Christmas season thing, but you can get it from about now
Lays campesinas crisps
Mercadona hummus
Mercadona fresh bakery section....anything really, but especially the pan Cristal rolls
Serrano ham
I've never seen the tomato jam there, but I'll be going in today to look for it!
Yes to balsamic glazes, of any flavour
I just don't get pipas, but lots of people love them
Estrella Galicia and Rosa Blanca beer
Basically, hit up Mercadona and you'll be grand!