Caramel Mallow Roll-Ups

1/2 pound light caramels (28)
1/4 cup half and half
2 tablespoons butter
2 cups powdered sugar, sifted
17 regular marshmallows
3/4 cup finely chopped walnuts

Combine caramels, half and half, and butter in 1 1/2 quart heavy saucepan. Place over heat and stir until caramels are melted. Stir in confectioners sugar. Remove from heat.

Spread caramel mixture on buttered waxed paper to make a 16x5 inch rectangle.

Place marshmallows, end to end, along one side of the rectangle.

Roll up, starting with marshmallow side by lifting with waxed paper. Spread nuts on waxed paper; coat roll with them. Wrap in waxed paper. Chill for several hours.

To serve, cut into 1/2 inch slices.

Makes 1 (16") log, or about 32 pieces.