Moambe sauce is an African sauce made from the ripe red fruit which surrounds the seed of the African oil palm. This sauce is made by boiling the palm nuts fruits and discarding the skin and nut kernels; the remaining oily reddish pulp is the Moambe sauce. Straining out the pulp leaves Africa's famous red palm oil. Moambe sauce is also known as Mwambe or Nyembwe sauce, and Palm butter in English