Fudge-Pecan Chewies

1/4 cup butter or margarine
14 ounces sweetened condensed milk
12 ounces semisweet chocolate chips
1 teaspoon vanilla extract
1 cup all-purpose flour
1/2 cup chopped pecans
60 pecan halves

Combine first 3 ingredients in a heavy saucepan; cook over medium-low heat, stirring constantly, until chocolate and butter melt.

Remove from heat. Stir in vanilla, flour, and chopped pecans.

Drop by teaspoonfuls onto ungreased cookie sheets. Press a pecan half into the center of each cookie.

Bake at 350 degrees F. for 7 minutes. (Do not overbake.) Remove cookies to wire racks to cool

Yield: 5 dozen (1 per serving)