Pulse arugula and garlic in food processor until coarsely ground.
Scrape down sides of food processor, then add vinegar, lime zest and juice, red pepper, salt and black pepper. Process until coarsely ground, about another 15 to 20 seconds.
With motor running, stream in olive oil, scraping down sides of food processor as needed.
Serve on EVERYTHING.
Recipe by Allons-Eat! at https://www.allonseat.com/arugula-chimichurri/