The WBC heavyweight champion visited West Yorkshire to open a restaurant this week and was greeted by hundreds of fans outside 'Mr T's' eatery in Batley on Thursday evening.
Wilder announced earlier this year his plans to address all his ‘controversial fights’, first targeting a rematch with Ortiz after the Cuban provided one of the toughest tests of his professional career in March 2018.
After the Ortiz rematch, the undefeated American will take on Fury again following their controversial draw in December.
"Ortiz is definitely happening," he told the BBC.
"I am looking forward to fighting him. After I knock him out I will go to Fury, knock him out and then we will go for a unification.
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"It has been amazing watching all the fighters. Moments where it has been memorable and history has been made, and upsets too - the sport has blossomed.
"As a champion, sitting back watching it has been amazing to see what is going on and the dynamics.
"Once I get rid of Ortiz, I will get rid of Fury too. We will figure it out but Ortiz comes first."
Hopes of a unification bout with Anthony Joshua were dashed when the Briton lost his IBF, WBA (Super) and WBO world titles in a shock defeat to Ruiz in June.
A rematch is now set for 7 December in Saudi Arabia with Wilder predicting another loss for Joshua.
"Ruiz (wins) in my opinion. I feel Joshua does not know how he lost, and that means he will not know how to set up a proper training camp - but anything is possible.
"Boxing is an amazing sport and you just do not know what is going to happen. That is why I love it."