LED stands for light emitting diode.. A diode is an electrical component with two terminals which conduct the electricity only in one direction. With an electrical current, the diode emits a bright light around the small bulb.
Brush the fish with a mixture of butter, thyme, rosemary, black pepper and tarragon. Squeeze the juice of one lemon over the fish. Bake the speckled trout at 400 F for 20 minutes, or about 10 minutes per inch of thickness. Baste the fish after 10 minutes with the butter and herb mixture.
1 Broil trout until opaque and barely firm to the touch, 2 or 3 minutes. Remove from oven.  Return pan of melted butter over high heat; stir in lemon juice and parsley. Bring butter sauce to a boil; whisk to combine. Serve trout on plates and drizzle with butter sauce.