But Atletico president Cerezo insists Chelsea blocked the Spaniard leaving – much to his and Costa’s disappointment.
Diego Costa admitted he tried to join Atletico Madrid last summer
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Cerezo said: ”The return of Diego Costa? He who hopes despairs.
“We love all the great players who have played Atletico Madrid and want to come back. There are times when you can do it and others do not.
"No, we did not give up. There are things that are impossible. And the transfer of Diego Costa was impossible at that time.
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Enrique Cerezo says it was "impossible" to sign Diego Costa last summer
“Because he belongs to a big club, Chelsea did not want to let him go and before the closing of the window we had to sign another attacker."
Costa revealed how after a deal failed to materialise in the summer he had to work his way back into Antonio Conte’s good books.
Things have worked out for the striker though, with his 17 league goals this term firing Chelsea closer towards the Premier League title.