Why is my red snapper rubbery?

Chef's answer
As far as it being rubbery and tough that sounds like the fish was overcooked. Try cooking it much less and you should be OK. I'd venture to say that the filets still had skin on them. The skin will shrink at a different rate than the flesh, causing curling.
Frequently asked Questions 🎓
Pat scallops dry with paper towels. Season generously with Kosher salt and freshly ground black pepper. Place on a plate.
Scallops should be super easy to cook at home, but as many who have tried can attest, they often turn rubbery on the inside for no apparent reason. ... True to their name, wet scallops exude more moisture when they're cooking, messing up the searing process and leaving you with an icky, rubbery dinner.
Why does mutton turn elastic after cooking? ... Cooking mutton, or just about any other food containing proteins, causes the protein chains to 'unravel', a.k.a. denaturing. This causes the proteins, and hence the food, to become softer and suitable for chewing and digesting..
Lobster meat turns rubbery and tough when overcooked. Always keep a careful eye when cooking lobster tails, but make sure the meat reaches at least 135 degrees..
As far as it being rubbery and tough that sounds like the fish was overcooked. Try cooking it much less and you should be OK. I'd venture to say that the filets still had skin on them. The skin will shrink at a different rate than the flesh, causing curling.
Overcooking the Meat Most inexperienced cooks leave lobsters in the pot for far too long, resulting in dry, rubbery meat. Lobster meat is fully cooked when it reaches 140?..
Corned beef must be heated at above 250 degrees Fahrenheit, so that the tough, stringy meat will separate. Simmering it in this manner can revive its taste and texture. Let the corned beef simmer for about 30 minutes. This finishes the cooking process and makes it tender.
A few more cooking questions 📍

Should you stir rice while cooking?

NEVER stir your rice! Stirring activates starch and will make your rice gloppy. ... If you cook rice too quickly, the water will evaporate and the rice will be undercooked. This spice blend is primarily savory, with just a hint of brown sugar to offset the salt, herbs and spices. Alcohol, in contrast, is a volatile chemical that lowers the boiling point of water. Even a large amount dissolved in the water will usually make only small changes in the boiling point. Are Butterball turkeys injected with butter?;No, there isn't actual butter in Butterball turkeys It's okay if you've asked yourself if Butterball turkeys actually contain butter. It makes sense, because the word butter is in the name after all. And generally speaking, butter makes everything taste better. When the pan bottom becomes hot enough, H2O molecules begin to break their bonds to their fellow molecules, turning from sloshy liquid to wispy gas. The result: hot pockets of water vapor, the long-awaited, boiling-up bubbles. To be safe, be sure to cook it with a higher water-to-rice ratio (arsenic is water soluble) and avoid rice grown in Arkansas, Texas, Louisiana, and China. Does chili get better the longer it cooks?;The longer it simmers, the more the flavors will meld together. In fact, chili is just the kind of thing you want to make a day ahead: it gets better with a night in the fridge. It absorbed the usual amount of water (4 cups water for 1 cup rice) when cooked in a pressure cooker. ... The reason it is good to soak your rice overnight, is to leach the arsenic out of it. Does simmering thicken sauce?;Simmering can thicken a sauce by removing the lid on your pot or skillet to allow moisture to evaporate, instead of pouring into the sauce. This method is called reduction" and is an excellent way to thicken a sauce without changing the flavor. If your sauce is too runny, it has too much water.