1 pkg. Jello
1 c. boiling water
2 pkg. unflavored gelatin
1/2 c. cold water
1 tbsp. lemon juice

Put Jello in 9 x 9 inch pan. Add boiling water. Stir until dissolved. Add unflavored gelatin that has been previously dissolved in cold water. Add lemon juice. Put in refrigerator until hard. Cut into squares and serve.