Stir in the mussels, cover and steam until the mussels open, 7 to 10 minutes; discard any mussels that do not open. Stir in the chopped cilantro and the remaining 1 tablespoon of butter.

State Key Laboratory of Robotics and Systems, School of Chemistry and Chemical Engineering, Harbin Institute of Technology, 92 West Dazhi Street, Nangang District, Harbin 150001, P. R. China Article ...