It takes 3500 calories to make a pound of fat!

Beef, rib, whole (ribs 6-12), separable lean and fat, trimmed to 1/4" fat, all grades, cooked, broiled
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Energy Fat
36.6 size D batteries 0.8 butter sticks

A serving of 269.0g contains 920kcal, representing ± 36.6 batteries*.

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

* size D, 1.5V, 19500mAh

A serving of 269.0g contains 73.79g fat, which is comparable to ± 0.8 butter sticks.