american origin items:
tomato, red pepper, paprika, hot sauce, cayenne pepper, pineapple, avocado, sunflower seeds, caesar dressing***, genoa salami*, nutritional yeast, canola oil
italian/greek origin items
pasta, thyme, oregano, basil, olive oil, brocolli, genoa salami*, beet root**, caesar dressing***
south asian origin items
lime, garlic, carrot, cumin, hemp seeds, black pepper
scandinavian origin items:
dill
british origin items
marble (cheddar) cheese
* genoa salami was invented by italian-american immigrants, and isn't exactly italian
** it was the romans that first started eating beet root rather than beet greens (chards), which were eaten by greeks and egyptians.
*** caesar dressing was invented by an italian-mexican immigrant