It takes 3500 calories to make a pound of fat!

Beef, rib, small end (ribs 10-12), separable lean and fat, trimmed to 1/8" fat, prime, cooked, roasted
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Energy Fat
45.1 size D batteries 1.1 butter sticks

A serving of 276.0g contains 1134kcal, representing ± 45.1 batteries*.

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

* size D, 1.5V, 19500mAh

A serving of 276.0g contains 96.93g fat, which is comparable to ± 1.1 butter sticks.