“Every collaboration we’ve done has come from one of us having that person’s phone number — they’re a friend,” mentioned Lexie Jiaras, 28, a founding father of Monty’s, of the high-profile individuals who have helped create a subculture across the plant-based burger chain. “Someone comes into the store that’s a friend of ours, who’s a creative, and who we think would be a good fit.”

The majority of people that have contributed to success of Monty’s, which sells plant-based burgers, rooster, fries, tater tots and shakes at six places in Los Angeles, aren’t well-known. They are households, followers leaving Dodger video games, vacationers, vegans and those that could eat a complete double cheeseburger and by no means comprehend it isn’t meat.

The strategy to getting them within the door, nonetheless, has borrowed from music {industry} techniques fairly than standard food-industry knowledge. Three of the working founders — Nic Adler, Bill Fold and Ms. Jiaras — have connections to Goldenvoice, the live performance and pageant conglomerate that operates Coachella.

Mr. Fold is the Goldenvoice pageant producer; Mr. Adler, its former culinary director (he additionally owns Sunset Boulevard’s Roxy Theater); and Ms. Jiaras is a artistic guide for Coachella who advises on advertising, merchandise, sponsorship and extra.

The three mates have constructed a profitable, self-funded vegan burger chain throughout a interval during which eating places have been imperiled, nearly by chance. “Transparently, Bill and I just missed In-N-Out Burger,” mentioned Ms. Jiaras, who has been in a relationship with Mr. Fold for seven years (each are vegans). “The only burger options felt fancy — a sit-down place with a white tablecloth, where you pay upwards of $30 for this fluffy bun burger. We just wanted to smash our hands on a burger, eat some fries, and dip them in a shake.”

In 2018, the couple began growing an idea for a vegan In-N-Out in Mr. Fold’s hometown, Riverside, Calif. They requested Mr. Adler, a buddy and the proprietor of Nic’s on Beverly, to assist with recipe improvement utilizing Impossible Meat — a soy and potato protein floor beef substitute that had just lately come available on the market. Ms. Jiaras’s buddy drew a photograph of her rescue schnoodle, Monty, consuming a burger, and the picture grew to become the model’s brand and namesake.

“We were playful, because we weren’t really focused on profit,” she mentioned. The group deliberate to open Monty’s in a location within the Riverside Food Lab, and when development was delayed, they plugged their new enterprise into the circuit they knew greatest: festivals.

“We did Camp Flog Gnaw, Coachella, Stagecoach, all those fun places — so you could only get Monty’s at a really cool place for the entire summer of 2018,” Ms. Jiaras mentioned. The festivals proved excellent for growing their menu. “You get real-time feedback from people,” Mr. Adler mentioned. “You can see it on their faces.”

When the Riverside location and one other department in Koreatown opened on the finish of 2018, insights from the music {industry} continued to form technique. “We use the word ‘anti-marketing’ a lot — and I think you see that more in the music world, of not going the traditional route,” Mr. Adler, 49, mentioned. “We’re more the street team that’s getting out on the corner, passing out a cool flyer.” (Monty’s estimates it has given out one million stickers.)

“We’ve treated Monty’s almost the way you would treat a young band that you found at a 300-person club that was selling out,” he mentioned. “We didn’t put a lot of focus into trying to get the culinary world to love Monty’s. Our goal was to get musicians, skaters, people in fashion and dog lovers to love Monty’s.”

When Ms. Jiaras described the opening of the Koreatown location, it sounded extra like a thumping nightclub. “There was a huge line to get in, Nic was working the door, I was making shakes, there were long days,” she mentioned. “It felt like we were working a show.”

The founders additionally credit score a vegan neighborhood that, as Ms. Jiaras put it, “goes hard for a new restaurant,” and has solely just lately had compelling options to beloved mainstream delicacies, together with choices that aren’t billed as puritanical, and even wholesome. Mr. Adler, who has been vegan for 25 years, has spent a lot of his profession cultivating a neighborhood by means of Nic’s, and the Eat Drink Vegan Festival. “I helped bring influencers into the plant-based scene,” he mentioned.

“Over time, Monty’s has transitioned from only a place that vegans go to a place that everyone goes, and now probably more non-vegans than vegans,” Mr. Adler mentioned. That crossover enchantment has grown because of appetizing improvements like Impossible and Beyond Meat.

Their idea comes at a time when customers — notably Gen Z — are more and more taken with plant-based meals. The Good Food Institute, a world nonprofit that works to speed up different protein innovation, has reported that gross sales of plant-based meals grew nearly twice as a lot as animal-based meals in 2020, with plant-based meat cited because the quickest rising class behind milk and dairy options.

“Monty’s has really taken this concept and inspired people through branding and great food,” mentioned Taylor McKinnon, a founding father of Mr. Charlie’s, a current headline-grabbing addition to the plant-based quick meals panorama in Los Angeles. “They gave people a reason to think about being plant based. If there was no Monty’s, I don’t know if Mr. Charlie’s would exist.”

Mr. Charlie’s joins a rising discipline of fast-casual vegan burger chains in Southern California, however to this point, solely Monty’s has a stream of public assist from celebrities (that will change, as Kevin Hart and Leonardo DiCaprio just lately introduced investments in plant-based burger chains). Many high-profile followers, like Finneas, Travis Barker and Vince Staples, do customized shake collaborations, with $1 from every donated to an animal charity. (Mr. Barker, a longtime buddy of Mr. Fold’s, was given a proportion of the corporate at its inception.) Some stars additionally develop customized merchandise with Monty’s.

“Merchandise has always been important to me as an individual,” Ms. Jiaras mentioned. “It was important for people to have something to take home that would represent a good feeling they had at Monty’s and would become part of their life.” By quantity, Monty’s sells extra burgers and shakes than merchandise (about 1,200 burgers day by day throughout all places), however it rakes in additional income from clothes, the corporate mentioned.

The group pays shut consideration to vogue developments. “It seems like hearts and light baby colors have been really big in the past year, so we wanted to incorporate them into everything,” Ms. Jiaras mentioned of a current drop. “And when we saw the rise in vintage Harley Davidson tees, we wanted to do something with lightning bolts.”

Monty’s does little in the way in which of conventional advertising, although it did put up 15 billboards in Los Angeles previously yr. But the founders — who’re all Disneyland acolytes, and have modeled their buyer expertise after the theme park, together with a birthday pin — say they grapple with the model outpacing the meals. They tried to place a pristine photograph of the burger on the billboard, however they felt prefer it bought misplaced. They changed it with a photograph of Monty.

“We’ve eventually come to see Monty’s as a platform,” mentioned Ms. Jiaras, who has a big following on TikTok, the place she frequently opinions vogue and weighs in on zeitgeisty information. For a series that has been nurtured on social media, visuals are paramount, and Ms. Jiaras and Mr. Adler are always analyzing how the model is tagged.

Early on, Instagram was how they knew they have been onto one thing. “We had some idea that we were going to be somewhat successful when we saw suitcases come into Monty’s,” recalled Mr. Adler, of the place turning into a bucket-list cease in Los Angeles.

Shortly afterward, there was the “Instagram photo dump,” he mentioned, referring to the pattern of posting a slide present of quotidian pictures, from the manicured to the mundane. “We started to see photos of the Santa Monica Pier, Disneyland — and Monty’s,” he mentioned.