Happy Lemon Eastlake in the Eastlake area of Chula Vista is a franchise outpost of the Shanghai-founded boba brand that launched in 2006 and now operates over 1,000 locations worldwide. The Birch Road location in The Marketplace at Windingwalk was the second Happy Lemon in San Diego when it opened, bringing the chain's signature salted-cheese foam topping to a suburban dining hub near Otay Ranch Town Center that also includes BJ's Restaurant & Brewhouse and national-chain sit-down options. The menu spans traditional boba milk teas, freshly squeezed Eureka-lemon teas, and Hong Kong-style bubble waffles in original, Oreo, and half-and-half configurations. Sweetness customization runs from zero to full sugar in 25-percent increments, and the salted-cheese series layers a whipped cream-cheese foam atop jasmine green and black tea bases — a preparation format the brand helped popularize across the U.S. market. Post-workout boba runs connect this Eastlake Chula Vista location to the fitness corridor anchored by Namaste Fitness Otay Ranch in the same Olympic Parkway zone. The salted-cheese foam is aerated in a pressurized iSi canister charged with N2O, producing a dense, mousse-like layer that floats atop the tea without dissolving — a textural separation requiring the specific fat content of the cream-cheese base to maintain structural integrity across the drink's full consumption window.