What did the Nazis eat in the steel dome?

Iron Sky is a sci-fi movie, which tells the story of sending a Nazi regiment to the moon at the space base in Antarctica before the demise of Nazi Germany in 1945, and establishing a huge military base there, preparing to counterattack the earth in 20 18. This military base has a complete food production chain, so you don't have to worry about the source of food, but you should eat the same as ordinary people, but the specific food is not specified in the film.

Iron Sky is a sci-fi black comedy film jointly produced by Finland, Germany and Australia, directed by Timo Vuorensola and starring Gotz Otto and julia dietze. It was released in April 20 12.