50% less fat & calories than regular margarine. Everything's better with Blue Bonnet on it! Blue Bonnet Light spread adds a smooth, delicious taste for your family's meals with 50% less fat and calories than margarine. Try our Light spread on bagels, vegetables or any of your favorites foods. 100% less cholesterol than butter. Per Serving (1 tbsp) Blue Bonnet Light (14 g): 50 cal.; 5 g fat; 0 mg chol. Per Serving (1 tbsp) Margarine (14 g): 100 cal.; 11 g fat; 0 mg chol. Per Serving (1 tbsp) Butter (14 g): 100 cal.; 11 g fat; 30 mg chol. Not recommended for baking or sauteing.