1 (12 oz.) pkg. semi-sweet chocolate chips
1/4 lb. (1 stick) butter
1 c. chopped walnuts
1 (10 oz.) pkg. colored marshmallows
Flake coconut

Melt together chocolate chips and butter. Cool. Add chopped walnuts and marshmallows. Mix. Sprinkle coconut on wax paper and spoon mixture onto coconut in log form. Sprinkle more coconut on top and sides, rolling up into log. Refrigerate, then cut in slices to serve.