How much fish can you cook at 1 time in 300 pounds of oil?

The amount of fish you can cook at one time in 300 pounds of oil depends on the cooking method and the size of the fish pieces. Generally, for deep frying, you should maintain a safe oil-to-food ratio, typically around 1:4 or 1:5. This means you could potentially fry about 60 to 75 pounds of fish at once, but it's essential to ensure that the oil maintains the proper temperature and does not overflow during cooking. Always monitor for safety and cooking efficiency.