Food for thought

[bloater]

Answers include meals, items of food and drink, fact, fiction or song.

46. Eastern block! (4)

Thanks in advance for any suggestions.

[bibblebub]

e dam

[birdie73]

Can I ask please bloater if you have found an answer to number 44, I and many others would appreciate help as it's driving us crazy.
44 Sad song about inefficient locking system (8,5)