3 Great Long Beach Hole-in-the-Wall Barbecue Joints. Amidst the bustling cityscape, you’ll find a trio of great Long Beach hole-in-the-wall barbecue joints that embody the heart and soul of Southern barbecue culture. When it comes to barbecue, Long Beach, California, has a hidden treasure trove waiting to be explored. These unassuming Long Beach hole-in-the-wall barbecue joints may not boast flashy signs or fancy interiors, but what they lack in glamour, they more than make up for in authenticity and flavor.