Have you ever tried Del Taco? I love their food, especially the burgers
YES, I have eaten it
They have some drive thru locations too, so convenient to pick up something to eat quickly. 
I have not use drive tru to pick up taco before, seems taco bell has a good one
Taco Bell
Taco Bell is an American chain of fast food restaurants based out of Irvine, California and a subsidiary of Yum! Brands, Inc. The restaurants serve a variety of Mexican inspired foods that include tacos, burritos, quesadillas, nachos, novelty and specialty items, and a variety of "value menu" items. , Taco Bell serves more than 2 billion customers each year at 7,072 restaurants, more than 93 percent of which are owned and operated by independent franchisees and licensees.
Taco Bell was founded by
the cuisine of California, including the promotion of outdoor eating.
Sandwiches, burgers, and fast food.
Southern California's car culture and the population's reliance on automobiles for transportation throughout California's vast cities, has widely contributed to the popularity of the classic drive-in and modern drive-thru restaurants. Restaurant chains such as McDonald's, Jack in the Box, In-N-Out Burger, Carl's Jr., Wienerschnitzel, Del Taco, Taco Bell, Panda Express, Original Tommy's, Fatburger