Mexico City has a massive parade for Dia de los Muertos, or Day of the Dead, but it’s a recent addition. After such a parade was created for the opening scene of the 2015 James Bond film “Spectre,” the city decided to make it an annual event, complete with floats and troupes of costumed marchers and dancers.

In New Orleans, the Krewe de Mayahuel has held a Dia de los Muertos procession for almost as many years. But here, it makes a lot of sense, says krewe founder Roberto Carrillo, who grew up in Mexico City and has lived here since just before Hurricane Katrina in 2005.

“We keep our traditions and intermingle them with those of the city we live in,” he says. “Both cultures are very rich. But that’s how cultures grow. They mix everything. If we are here, we have to contribute to that.”

Mayahuel is a Carnival-style walking group that marches in krewedelusion. It takes its name from the Aztec goddess of fertility and agave, the source of Mexican spirits including tequila, mezcal and pulque.

When it held its first Dia de los Muertos commemoration, it was a group of four friends who put a small altar on top of a shopping cart and went to the cemetery, Carrillo says. He credits social media for the event’s rapid growth, and he estimates that 3,000 people were in the procession last year.

This year, the group holds a mini festival and…