- Nonstick vegetable oil spray
- 1/4 cup (1/2 stick) butter, room temperature
- 1 tablespoon chopped fresh tarragon
- 1 teaspoon (packed) chopped fresh Italian parsley
- 1 teaspoon tarragon vinegar
- 2 whole trout (8 to 9 ounces each), cleaned, boned, butterflied
- Preheat oven to 425°F. Spray rimmed baking sheet with nonstick spray. Mix next 4 ingredients in small bowl. Season butter with salt and pepper.
- Place trout, opened flat and skin side down, on prepared sheet. Sprinkle with salt and pepper. Spread half of butter over each. Bake until just opaque in center, about 8 minutes. Transfer to plates.