Sugar-Free Finger Jello
["4 envelopes Knox unflavored gelatine", "3 pkg. (3 oz. each) flavored sugar-free gelatin", "4 c. boiling water"]
["In large bowl, combine Knox gelatine and Jell-O.", "Add boiling water until dissolved.", "Pour into 9 x 13-inch pan and chill until firm.", "Cut into squares and serve."]
["unflavored gelatine", "sugar", "boiling water"]