In neighboring country croatia . We say for kenyer = kruh, tojas=jaja, paradicsom=paradajz, szalona=slanina, kolbasz= kobasica, hurka=devenica, well there are some similarities, some words were taken over through history
With great difficulty - especially if eating out. A fellow student could predict what meal she would be offered when she said she was vegan - crumbed, deep fried cheese (yes, I know) and fruit salad. She ended up buying nuts which she would carry with her and pick out what she could so she could survive for 4 weeks. That said, for decades there was very little meat in the diet of most Hungarians. Now that it is available (if you have the money) they are making up for it.
