1 pkg. (3 3/4 oz.) Jello Pistachio pudding and pie filling mix
1 carton (8 oz.) Cool Whip
1 large can crushed pineapple, undrained
1/2 to 1 1/2 c. miniature marshmallows, (as desired)
1/2 c. chopped nuts (preferably pecans)

Combine dry pudding mix with Cool Whip; then add other ingredients.

Mix thoroughly and chill for several hours before serving.