4 env. Knox unflavored gelatin
1 1/2 c. cold water
1/2 c. sugar
1 (12 oz.) pkg. chocolate chips

In medium saucepan, mix gelatin with sugar; blend in water. Let stand 1 minute. Stir over low heat until gelatin is completely dissolved; about 5 minutes. Add chocolate and continue cooking, stirring constantly, until chocolate is melted. With wire whip or rotary beater, beat mixture until chocolate is blended. Pour into an 8" or 9" pan. Chill until firm. Cut into 1" squares. Yield: about 6 dozen blocks.