Yummy Jello Salad

My Grandma Hannah made this every Thanksgiving.  
In memory of her (and because it is YUM)  I make this too.

jello:

2 package (3-oz) lemon jello (or a 6-oz)

2 cups hot water

1½ cups cold water (or 7-Up)

1 cup drained pineapple (save juice)

3 bananas, cubed

mini-marshmallows, to cover top

1.       Mix jello and water according to package directions. 

2.       Thicken slightly in refrigerator, then add fruit and marshmallows.

topping:

1 cup pineapple juice

½ cup sugar

1½ Tablespoon flour
1 beaten egg

1 cup whipped cream

¼ cup grated sharp cheddar (or chopped nuts)

1. Heat pineapple juice.  
2. Add sugar, flour, and egg.  Cook until thick, stirring constantly. 
3. Chill.  Fold in whipped cream. Spread over jello. 
4. Top with grated cheese (or chopped nuts).
5. EAT.