Steak is a food item in 8Bitmmo, it is (Currently) one of the only food items that can be cooked on the Oven block. Upon putting the raw meat item (3 Gold, in the shop menu) on the stove, and turning it on, the steak will cook through its 5 stages, pictured on the right.
The Raw Meat item, in the shop.
Regardless of how cooked it is, steak will ALWAYS refill 3 health.