Juice of 2 limes From Casa Madrona Restaurant in Sausalito, Calif. Puree mango with lime juice until smooth. Strain. Serve with shellfish or as a dessert sauce. Serves 4. Nutritional analysis per serving: 38.8 calories; 0.1 grams total fat; (0 grams saturated fat); one fifth grams protein; 9.2 grams carbohydrates; 0 milligrams cholesterol; 1.0 milligrams sodium.