1 pkg. lime Jello
1 c. hot water
1 (3 oz.) pkg. cream cheese
1/2 c. mayonnaise
1 sm. can crushed pineapple
1/2 c. miniature marshmallows
1 c. Cool Whip
1/2 c. nuts (optional)

Mix Jello with hot water. Stir until dissolved. Cream cheese and mayonnaise together until smooth. Fold into slightly cooled Jello. Add well-drained pineapple, nuts, marshmallows and Cool Whip. Stir together until well mixed. Chill until set.