Chocolate Eclair Cake
["1 lb. graham crackers", "2 small pkg. jello instant French vanilla pudding", "3 c. milk", "1 (8 oz.) carton Cool Whip", "2 pkg. liquid chocolate (unsweetened)", "2 tsp. light corn syrup", "2 tsp. vanilla", "1 1/2 c. powdered sugar", "3 tsp. butter", "3 Tbsp. milk"]
["Butter 9 x 13-inch pan.", "Line bottom of pan with graham crackers.", "Mix pudding and milk for two minutes.", "Blend in Cool Whip.", "Pour 1/2 mix over graham crackers.", "Add another layer of crackers.", "Pour remaining mix over second layer of crackers.", "Add third layer of crackers.", "Refrigerate for 2 hours.", "Mix remaining 6 ingredients until smooth.", "Spread over graham crackers. Refrigerate for 24 hours."]
["graham crackers", "jello instant French vanilla pudding", "milk", "liquid chocolate", "light corn syrup", "vanilla", "powdered sugar", "butter", "milk"]