Slack’s Oyster House & Grill at Plainridge Park Casino serves fresh seafood, hand-cut steaks, and American favorites, paired with regional microbrews, wines, and cocktails. Oysters, seafood entrées, and hearty steaks are complemented by salads, sandwiches, and composed mains in a relaxed, polished setting. Against the lively casino and live harness-racing backdrop, attentive service and well-executed dishes make it a reliable spot for dinner and drinks.