Anambra Police said that a restaurant has been closed after the authorities found that it has been selling dishes made with human flesh.
Police recovered at least two fresh human heads when they arrested 11 people at the restaurant, including the owner, six women and four men. Police said that they have received a tip about the restaurant.
Bloodied heads wrapped in cellophane sheets were found during the raid.
Officials have also seized two AK-47 guns, other weapons, dozens of rounds of ammunition and several mobile phones.
Local residents said that they were not surprised by the news. "We always saw weird people coming and going," locals said.
A pastor, who was surprised to learn that he had been served human flesh, complained to the police.
"I ate at the restaurant and the bill was very high. The workers told me that I ate human flesh. I was shocked," the pastor said.
Police said that roasted human head was on the menu at the restaurant.