Ty Burrell (“Modern Family”) is in final negotiations to star in the Weinstein Co.’s comedy “Butter” opposite Jennifer Garner.Burrell will portray the butter-carving champion for the past 15 years who is pressured to step down. His wife, portrayed by Garner, can’t stand the idea of not being in the limelight so she starts training to be the new champion. Garner’s also producing through her Vandalia Films banner along with Mike De Luca. “Butter” was penned by Jason Micallef and will be directed by Jim Field Smith. Burrell will also be seen in “Morning Glory” and “Fair Game.” He’s repped by ICM and Principal Entertainment.