The summer before my senior year of college, I worked at a trendy Latin fusion tapas restaurant. Our claim to fame was tableside guacamole, so I spent some of the hottest nights of the year schlepping a heavy cart around the dining room making fresh guacamole from scratch. It was the worst job I ever had...but I did learn how to make a damn good guac. It all starts with one crucial step: smashing fresh aromatics like red onion, jalapeno, and garlic to release all of their flavor. At the…