Soft and moist cinnamon zucchini bars topped with rich, nutty brown butter frosting. Prep Time:20minutes minutesCook Time:40minutes minutesServings:24 servings Ingredients Brown Butter Frosting Instructions  Brown Butter Frosting Notes Leftover Instructions Nutrition Calories: 370kcalCarbohydrates: 52gProtein: 3gFat: 18gSaturated Fat: 4gPolyunsaturated Fat: 7gMonounsaturated Fat: 6gTrans Fat: 0.2gCholesterol: 31mgSodium: 79mgPotassium: 85mgFiber: 1gSugar: 43gVitamin A: 154IUVitamin C: 2mgCalcium: 30mgIron: 1mg Nutrition information is automatically calculated, so should only be used as an approximation.