Rosemary Shrager trout with hazelnut butter recipe on Chopping Block March 24, 2017March 24, 2017admin Rosemary Shrager served up pan-fried trout with beurre noisette, hazelnut butter, shrimp and capers on Chopping Block. The ingredients include: butter, shrimp, capers, parsley, lemon juice, potatoes and samphire.