2 (3 oz.) pkgs. red Jello
2 (3 oz.) pkgs. orange Jello
2 (3 oz.) pkgs. green Jello
2 (3 oz.) pkgs. yellow Jello
8 tbsp. sour cream

Dissolve 1 package red Jello with one cup boiling water. Pour in 9x13 inch pan. Refrigerate 1/2 hour. Immediately make next red Jello and let cool. With wire whisk, add 2 tablespoons sour cream. Pour over first hard layer of Jello; refrigerate 1/2 hour. Continue each layer in same manner, alternating clear and cloudy color Jello's.