American and Russian space flights have always included chocolate

Beef, round, top round, separable lean and fat, trimmed to 1/4" fat, select, cooked, braised
» Beef Products

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Energy Fat
26.6 size D batteries 0.3 butter sticks

A serving of 286.0g contains 669kcal, representing ± 26.6 batteries*.

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

* size D, 1.5V, 19500mAh

A serving of 286.0g contains 28.20g fat, which is comparable to ± 0.3 butter sticks.