Where to Eat at Triangle Square During OC Restaurant Week
Enjoy OC Restaurant Week with International Flavors at Triangle Square Restaurants
Costa Mesa, CA, February 27, 2026 – Three restaurants at Triangle Square in Costa Mesa are participating in OC Restaurant Week, taking place March 8 – 14. Café Sevilla, Casa de Onda, and Westwood Coast will offer prix fixe dinner menus as well as a special dinner menus for two, perfect for date night.
Casa de Onda is offering two different dinner options, the first is a three-course prix fixe menu with a choice of starters including Caesar Salad, Shrimp Ceviche Avocado Tostada, or Grilled Elote Corn Riblet. Entrée selections include Grilled Sirloin Steak and Arugula Salad; Braised Short Rib (balsamic reduction, polenta, and vegetables); or Wild Caught Salmon (couscous salad). The third course is dessert with a choice of Bold Espresso Tres Leches, or Churro with yuzu curd. This menu is available for $50 per person (excluding tax and gratuity.)
A second dinner menu available at Casa de Onda begins with a cocktail, including a choice of Espresso Martini (fresh brewed espresso served with Licor 43, Grey Goose vodka and garnished with three espresso beans for health, wealth, and happiness) or a Spritz 43 (Martini & Rossi sparkling and Licor 43 evenly balanced with lemon juice and sparkling water.) Starters include Lobster Aguachile, Mexican Bruschetta (avocado and shrimp) or Red Beets Deviled Eggs.
Main course selections include Bone Marrow Short Rib Pappardelle Pasta, Grilled Cod and Burrata Pesto Salad with Tomato Water; or Shrimp Tamales and Yuka Crispy. Desserts include a choice of Coconut Panna Cotta or Bread Pudding Souffle. This dinner menu is $110 per person (excluding tip and gratuity.)
Casa de Onda is open nightly for dinner and is located on the upper level of Triangle Square. Reservations can be made by calling (949) 612-2349 or visiting www.casadeondarestaurant.com.
Pan-seared Salmon served over Summer Corn and Poblano Succotash from Casa de Onda.
Café Sevilla is featuring a three-course dinner menu with a wide choice of starters including: Albóndigas al Jerez (beef, pork and chorizo meatballs, with sherry and garlic sauce); Halibut & Shrimp Ceviche (cilantro and lime); Tortilla Española (Potato and Egg Tart with roasted garlic, tomato and goat cheese); Croquetas de Queso y Jamón (Jamón Serrano, chorizo and Manchego cheese); or Boquerones Filet (toast, small white fish filet, avocado, piquillo peppers); among others.
Entrée selections include Salmón con Chorizo (Salmon topped with roasted chorizo Riojano, served over sautéed red kale, chickpeas, shallots and white wine); 16-Hour Rioja Braised Short Ribs (Rioja red wine and chimi-aioli, Garlic Manchego mashed potatoes, Grilled vegetable skewers); or Paella Valenciana, meant to be shared with another OC Restaurant Week diner (mussels, clams, calamari, shrimp, chicken and grilled sausages over authentic saffron bomba rice). Dessert choices include Basque Cheesecake (orange, vanilla, mascarpone, cream cheese) or Crema Catalana (chocolate and espresso cream, caramelized crust.)
Café Sevilla’s dinner menu is available for $45 per person (excluding tax and gratuity) and all OC Restaurant Week diners can enjoy 30% off all other items on the dinner menu. Cafe Sevilla is open Wednesday through Sunday and is located on the upper level of Triangle Square. Reservations can be made by calling (949) 688-1555 or online at www.cafesevilla.com.
Paella from Cafe Sevilla
Westwood Coast, one of Orange County’s most popular casual steakhouses with live country music, is offering an OC Restaurant Week menu that includes appetizer selections of: Little Gem Caesar; Southern Wagyu Meatballs (Wagyu and pork, jalapeño, mint, mozzarella, tomato-chipotle marinara, parmesan, micro cilantro); or Jumbo Lump Crab Cake (+$10 supplement.)
Entrée choices include Petit Filet (horseradish mashed potatoes, pearl onions, roasted carrots, black garlic jus, crispy shallot, fine herbes); Grilled Branzino (golden raisin-tomato chutney, salsa verde, remoulade, fresh herb salad, lemon vinaigrette); or Half Roasted Chicken (Petaluma Farms rosemary chicken, roasted garlic mashed potatoes, asparagus, truffle red wine sauce.) Dinner will end on a sweet note with a choice of Butter Cake (pineapple, brown butter, luxardo cherries, brown butter-toffee ice cream) or Skillet Brownie (toasted marshmallow ice cream, pecan bourbon caramel, and candied pecans.) This menu is $60 per person (excluding tax and gratuity.)
A second dinner menu, perfect for a date night, begins with a Little Gem Caesar (Rhone and little gem lettuce, rosemary croutons, lemon-parmesan dressing, Parmigiano-Reggiano), followed by a Cowboy Ribeye (20oz Ribeye, cowboy butter, roasted garlic, horseradish mashed potatoes), and ending with a Skillet Brownie (toasted marshmallow ice cream, pecan bourbon caramel, and candied pecan.) This menu for two is $120 (excluding tax and gratuity.)
Westwood Coast is located on the street level of Triangle Square, at the corner of Harbor and Newport Blvd. The restaurant serves dinner Tuesday through Sunday. Reservations can be made by calling (949) 200-9951 or online at www.westwoodworld.com.
Filet Mignon from Westwood Coast