Lemon Apple Salad
["1 box (small) lemon or orange Jello", "1 cup boiling water", "3/4 cup juice, pineapple, orange, or apple", "1 cup drained, crushed pineapple", "1 cup coarsely grated apple", "1/4 cup chopped walnuts, optional", "1 1/2 cups shredded cheese", "1 egg", "1/4 cup sugar", "1 Tbsp. flour", "1/2 cup juice", "2 cups Cool Whip"]
["Dissolve Jello in boiling water.", "Add 3/4 cup juice.", "Let set in an 8x8-inch pan to quiver stage.", "Add fruit and nuts.", "Sprinkle 1/2 of the grated cheese over top.", "Refrigerate.", "Make topping: beat egg slightly; add 1/4 cup sugar and 1 Tbsp. flour.", "Stir; add 1/2 cup juice.", "Cook while stirring.", "Cool.", "Fold in Cool Whip. Sprinkle with remaining cheese.", "Chill."]
["lemon", "boiling water", "pineapple", "pineapple", "apple", "walnuts", "shredded cheese", "egg", "sugar", "flour", "juice"]