Preheaat oven 350 degres. Line a large rimmed baking tray with parchment paper and grease with cooking spray. Place the lemon slices in the center of the foil in an even layer.
Seasoning both sides of salmon with salt // pepper // placing on top of lemon slices.
In a small bowl, whisk together butter, honey, garlic, thyme, and oregano. Pour over salmon, then wrap tin foil around salmon. Bake until salmon is cooked through, about 25 minutes. Switch the oven to barbecue and let it cook for 2 minutes or until the butter mixture has thickened.
Garnish with parsley before serving.