Source: Mystagogy The Nativity Fast in the Orthodox Church begins on November 15th. From that time until December 17th (or some observe December 12th) we fast from meat, milk products, and eggs, though fish is allowed. After the 17th (or 12th) we fast also from fish. But fasting from food, according to the command of our Lord, must go hand in hand with spiritual fasting in order for it to be beneficial and have a deeper meaning. For this reason it must be coupled with prayer and almsgiving. Hence, with these fasting periods the Church calls us also to a…