01 - Preheat the oven to 390°F. Line a baking tray with parchment paper or lightly grease it.
02 - Rinse trout under cold water and pat dry thoroughly. Season inside and out with salt and freshly ground black pepper.
03 - Insert lemon slices, chopped parsley, and dill into the cavity of each trout.
04 - Place trout on prepared tray and drizzle evenly with olive oil.
05 - Bake for 18 to 20 minutes until flesh is opaque and flakes easily with a fork.
06 - While trout bakes, melt butter in a small skillet over medium heat. Add sliced almonds and cook, stirring frequently, until golden brown, about 3 to 4 minutes.
07 - Remove skillet from heat, then stir in lemon juice and chopped parsley.
08 - Transfer baked trout to plates and spoon warm almond butter sauce over each serving.