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Our Story

Step into a piece of history at Chucks Tacos, originally known as Los Monitos Tacos, established back in 1936 in Ontario on Holt and Campus. Almost 90 years of experience in crafting delicious Mexican flavors. We take pride in serving up authentic and mouth-watering tacos that have stood the test of time. Our rich heritage and dedication to quality ingredients shine through in every bite, ensuring a memorable dining experience for all our guests. From our World Famous Shredded Beef Hard Taco to our flavorful Carne Asada which has no fat or gristle ever, each dish is a celebration of tradition and passion for great food. Join us at Chucks Tacos and savor a taste of the past while creating new memories with family and friends.

Meet Chuck Alonso

Meet Chuck, the esteemed original owner of our beloved establishment, Chucks Tacos. Inheriting the business from his father, who founded it as a local market specializing in shredded beef tacos and cheese enchiladas. Chuck carried on his family legacy with unwavering passion and dedication. In 1994, he entrusted the reins to Bernie, ensuring the continuation of the cherished Los Monitos recipes that have been a staple in our community for generations. We pay tribute to Chuck's memory by upholding the traditions of quality and authenticity that have made Chucks Tacos a beloved generational restaurant!

The Original Menu

Step back in time and taste our original 90-year-old menu featuring our World Famous Shredded Beef Hard Taco, crafted entirely from scratch. Indulge in our mouth-watering cheese enchiladas and savory tamales, also made from scratch. Don't forget to try our flavorful beans that have been a crowd favorite for decades. At our restaurant, we take pride in serving homemade dishes that have stood the test of time. Come experience the flavors of tradition and quality that have delighted taste buds for generations.

Meet Bernie Diaz

Meet Bernie, the taco extraordinaire who turned Los Monitos into the legendary Chucks Tacos! Bernie's passion for Los Monitos started in the '70s when he worked there as a teenager and later became the proud owner in 1994, after buying Los Monitos from Chuck himself. Bernie always had a passion for Los Monitos bigger than his smile. Bernie expanded throughout the Inland Empire, making Chuck proud. Bernie was always singing songs while sitting in Chucks; his infectious energy filled the air. Even after his sudden departure in 2023, his son stepped up to continue his father's legacy. So next time you bite into the delicious food at Chuck's, remember Bernie's spirit lives on in every flavorful bite.