2 sm. boxes lime Jello
2 c. boiling water
2 c. 7-Up
2 bananas, sliced
1 c. sm. marshmallows
1 lb. can crushed pineapple (chunk or crushed, save juice)

Mix all of the above except pineapple juice, in a 13x9 inch pan and chill until firm.

CUSTARD TOPPING:

1 beaten egg
1/2 c. sugar
2 tsp. flour
1 tsp. butter

Mix and add juice of pineapple. Cook until thick. Cool, set in refrigerator and chill. Whip 1 package Dream Whip, whip with above and spread on top of salad. Sprinkle with nuts.