American and Russian space flights have always included chocolate

Beef, chuck, blade roast, separable lean only, trimmed to 1/4" fat, all grades, raw
» Beef Products

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Energy Fat
26.8 size D batteries 0.4 butter sticks

A serving of 453.6g contains 676kcal, representing ± 26.8 batteries*.

A aged requires 2700kcal (107.3 batteries*) a day.

* size D, 1.5V, 19500mAh

A serving of 453.6g contains 33.57g fat, which is comparable to ± 0.4 butter sticks.