Pretzel Salad
["2 1/2 c. crushed pretzels", "3 Tbsp. brown sugar", "3/4 c. margarine", "1 small container Cool Whip", "1 c. sugar", "1 (8 oz.) pkg. cream cheese", "1 (6 oz.) pkg. strawberry jello", "2 c. boiling water", "1 (10 oz.) carton frozen strawberries (optional)"]
["Mix together first 3 ingredients.", "Stir well and spread in a 9 x 13-inch pan.", "Bake at 350\u00b0 for 10 to 13 minutes.", "Chill.", "Mix together next 3 ingredients.", "Spread over pretzels.", "Chill.", "Mix together the remaining ingredients.", "Place in refrigerator until bowl cools.", "Pour over mixture in pan.", "Chill and serve."]
["pretzels", "brown sugar", "margarine", "sugar", "cream cheese", "strawberry jello", "boiling water", "frozen strawberries"]