Moisture, ashes, proteins (N × 6.25), and total lipids were determined according to AOAC (2002). The total carbohydrate content was determined by the difference between 100 and the sum of moisture, proteins, total lipids, and ash percentages. The energy value was calculated from protein, total lipids, and total carbohydrates contents using the Atwater system (Merrill; Watt, 197