Lemon Jello Mix - cooking recipe

Ingredients

1/2 c. sugar
1 Tbsp. flour
1 egg yolk
2 Tbsp. butter
1 can crushed pineapple (save juice)
1 pkg. lemon jello mix
1 c. hot water
1 c. cold water
2 bananas
1 c. marshmallows
1 c. nuts (optional)

Preparation

Mix first 4 ingredients.
Put pineapple juice in measuring cup and add water to make 1 cup; add to the first 4 ingredients. Bring to a good boiling point and boil for 5 minutes.
Mix jello mix with 1 cup hot water and 1 cup cold water and add boiling mixture to it.
Chill this until firm, then add the pineapple, bananas, marshmallows and nuts.
Top with off with 1 cup of whipped cream.