Brinker International (NYSE: EAT) shares were down over -14% this morning after posting mixed results for its fiscal fourth quarter. Still, Brinker’s stock is sitting on +60% gains this year as the operator of Chili’s Bar & Grill and Maggiano’s Little Italy. Considering its stellar year-to-date performance, investors may be wondering if the post-earnings dip is a buying opportunity. To that point, Brinker has vastly outperformed the broader indexes and the Zacks Retail-Restaurants Market including two of its top industry peers in El Pollo Loco (NASDAQ: LOCO) and Texas Roadhouse (NASDAQ: TXRH)….