The Black Stars coach has selected a 21-man group for Wednesday’s match at the Ataturk Olympic Stadium, which will be a tough warm-up for next month’s World Cup qualifier against Zambia.
And Appiah makes some real surprises with his choices, including three debutants in his team.
Spain-based goalkeeper Razak Braimah, midfielder Yussif Raman Chibsah and striker Emmanuel Banahene were named in the squad.
The match against Turkey will kick off at 21:30 pm [7:30GMT] in Istanbul.
Goalkeepers: Fatau Dauda (Orlando Pirates, South Africa), Adam Kwarasey (Stromsgodset, Norway), Razak Braimah (Guadalajara, Spain)
Defenders: Harrison Afful (Esperance, Tunisia), Samuel Inkoom (Dnipro, Ukraine), Daniel Opare (Standard Liege, Belgium), Jonathan Mensah (Evian, France), Rashid Sumaila (Mamelodi Sundowns, South Africa), Mohammed Awal (Maritzburg United, South Africa)
Midfielders: Rabiu Mohammed (Evian, France), Emmanuel Agyemang Badu (Udinese, Italy), Kwadwo Asamoah (Juventus, Italy), Solomon Asante (TP Mazembe, DR Congo), Mubarak Wakaso (Espanyol, Spain), Christian Atsu (Porto, Portugal), Yusif Chibsah (Parma, Italy), Albert Adomah (Bristol City, England)
Strikers: Emmanuel Banahene (Sanliurfaspor, Turkey), Dominic Adiyiah (Arsenal Kiev, Ukraine), Asamoah Gyan (Al Ain, UAE), Mahatma Otoo (Hearts of Oak).
Source: Ghana FA