The OED defines an elder, simply, as the senior of two or more individuals - no age specified. 'Elder', as an adjective, conveys the same meaning. This is an interesting question. There are no standard industry answers, just as there isn't a standard label (senior, senior citizen, elderly, old, 65+, etc.)
Bake the trout for 10 minutes, then unfold the packet far enough to check the doneness. When done, trout is moist and flaky with an opaque appearance. Return the fish to the oven and continue baking if necessary. Trout usually cooks within 20 minutes, but may require up to 30 minutes, depending on the size of the fish.
How to Bake Trout in the Oven. Baked trout with side vegetables and a bowl of sauce. Photo Credit Sapocka/iStock/Getty Images. Trout can be enjoyed as a healthy meal that is rich in protein, vitamin D, omega 3 oils, selenium and magnesium but low in calories, polyunsaturated fats and saturated fats.tep 7. Bring the sides of the aluminum foil together over the trout, then fold the foil down over the fish. The foil should form a loose packet around the trout. If you are cooking more than one fish in the same pan, make a separate foil packet for each fish.