 However, excavations at the Giza worker's village have uncovered evidence of massive slaughter of oxen, mutton and pork, such that researchers estimate that the workforce building the Great Pyramid were fed beef every day.Mutton and pork were more common, despite Herodotus' affirmations that swine were held by the Egyptians to be unclean and avoided.Poultry, both wild and domestic and fish were available to all but the most destitute.