Eva Longoria says the biggest challenge making her feature-length directional debut ‘Flamin’ Hot’ was “getting backing”. The 48-year-old actress had a job on her hands pitching the movie about Latino Richard Montañez, a factory janitor-turned-marketing executive who channelled his Mexican heritage into the launch of the Flamin’ Hot Cheeto. She told HELLO! magazine: “The biggest challenge in making any film is getting backing for it. No one has ever made a movie like this about Latinos, so it was important to me. It’s based on the story of Richard Montañez, a Mexican caretaker who became one of…