In large skillet, melt the butter, add the sesame oil and optional chicken fat. When medium hot, add all the other ingredients except the escargot.
Cook till simmering. Remove from heat and cool.
When completely cool, add escargot, stir well. Heat under broiler till bubbly, serve on attractive, perhaps silver platter with scallions and cilantro leaves scattered over tops. Serve while still quite warm. Serves thirty guests.