Shuck the oysters and scrub the shells. Brush the inside of each shell generously with melted butter and spread with a layer of spinach.
Dip oysters into Worcertershire sauce and place 2 on each shell.
Sprinkle with butter and Gruyere cheese.
Place oysters on a cookie sheet or shallow pan and broil quickly (450-500°F) only until the edges of the oyster curl.
Serve.
6 oysters for one average serving.
Submitted by: CM