This week's Pittsburgh food news includes updates on Onion Maiden, Butler Street Derby, Park Bruges, Jeni’s Splendid Ice Creams, Trace Brewing, Inner Groove Brewing, and Aruba Island Bowls, as well as a special by a young chef and a porcine vegan crock pot cook-off. Pigsburgh Squealers Rescue 130 Lampus Ln., Tarentum. pigsburghsquealers.com As Halloween season winds down, it’s the best time of the year for the pigs at Pigsburgh Squealers Rescue…