1 (6 oz.) pkg. semi sweet chocolate pieces
3 c. assorted flavor tiny marshmallows
1/4 c. butter
3/4 c. chopped nuts

In a saucepan, combine chocolate pieces and the butter, cook and stir over low heat until melted. Remove from heat. Cool, stir in marshmallows and 1/4 cup of the pecans or walnuts. Divide mixture in half. Shape each half into 6" long roll. Roll each in remaining nuts. Wrap in waxed paper or clear plastic wrap. Chill thoroughly about 2 to 3 hours. Cut into 1/2" thick slices, store in refrigerator.