Strawberry Jello Salad
["2 c. finely crushed unsalted pretzels", "3/4 c. melted margarine", "3 tsp. sugar", "1 (8 oz.) pkg. cream cheese", "1 c. granulated sugar", "1 (10 oz.) Cool Whip", "1 (6 oz.) strawberry jello", "1 c. boiling water", "2 (10 oz.) pkg. frozen strawberries, partially thawed"]
["Mix pretzels, margarine and sugar.", "Press in a 9 x 13-inch pan.", "Bake 8 minutes at 400\u00b0.", "Cool. Blend cream cheese and sugar with mixer.", "Fold in whipped topping.", "Spread on cooled crust. Chill."]
["pretzels", "margarine", "sugar", "cream cheese", "sugar", "strawberry jello", "boiling water", "frozen strawberries"]