Walnut's Best Mexican Restaurant

Walnut's Best Mexican Restaurant

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Walnut is the kind of place where the biggest thrill is finding a parking spot at Mt. SAC, so trust me, I know good tortillas are a sacred currency here.

From the breakfast burrito at Peter’s El Loco that rearranges your entire understanding of mornings to the ninety-nine cent Taco Tuesday at Los Amigos, this town runs on a beautiful kind of chaos. I’ve eaten my way through carne asada that could make a grown adult weep and a green salsa that scores a perfect ten, all between the strip malls.

Walnut might not be on any flashy map, but the sheer range of flavor here is a real, messy spectacle. Now get in line.

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Peter's El Loco

Peter's El Loco
🗺️ 437 S Glendora Ave, West Covina, CA 91790
☎️ +1626-814-3460
🌐 Website
Sunday: 8 AM–9 PM
Monday: 8 AM–8 PM
Tuesday: 8 AM–8 PM
Wednesday: 8 AM–8 PM
Thursday: 8 AM–9 PM
Friday: 8 AM–9 PM
Saturday: 8 AM–9 PM
Highlights
Free chicken tacos on Instagram
Famous burritos worth returning for
Best breakfast burrito of life
Staff friendly, sauces unforgettable

I walked into Peter's El Loco on a Tuesday afternoon, and the smell of grilling meat hit me like a friendly slap. The staff waved me over like I was an old buddy. I ordered the breakfast burrito, and I have to say, it rearranged my understanding of mornings. The sauces they bring out are the kind you remember in dreams. Also, they give away free chicken tacos on Instagram, which is a strange and wonderful business model. The burritos here are famous, and I get why. They're heavy, warm, and honest. I left full, confused about why I don't live closer, and already planning my return.

You might also want to check out the best mexican restaurants in Orange County.

Luchador Bar+Kitchen

Luchador Bar+Kitchen
🗺️ 184 W 3rd St, Pomona, CA 91766
☎️ +1909-326-1473
🌐 Website
Sunday: 10:30 AM–8 PM
Monday: 5 PM–8 PM
Tuesday: 11 AM–9 PM
Wednesday: 11 AM–9 PM
Thursday: 11 AM–9 PM
Friday: 11 AM–11 PM
Saturday: 11 AM–11 PM
Highlights
Fresh ceviche and fajitas
Excellent, attentive service
Homemade tortillas, real pineapple water
Carne asada with shrimp
Taquitos that hit the spot

Luchador Bar+Kitchen has a name that sounds like a wrestling move, but the food is pure finesse. My server knew the menu like a poem. I tried the ceviche first, bright and fresh, then the carne asada with shrimp, which sounds like a dare and works like a charm. The tortillas are homemade, and the pineapple water is real, not that syrupy stuff. The taquitos hit the spot, crunchy and warm. The service was attentive without hovering. I felt like a guest, not a customer. If you want fajitas that sizzle with purpose, this is your spot.

You might also want to check out the best mexican restaurant in Riverside.

Mi Sabor Mexican Kitchen

Mi Sabor Mexican Kitchen
🗺️ 1810 E Rte 66, Glendora, CA 91740
☎️ +1626-629-3072
🌐 Website
Sunday: 9 AM–9 PM
Monday: 9 AM–9 PM
Tuesday: 9 AM–10 PM
Wednesday: 9 AM–10 PM
Thursday: 9 AM–10 PM
Friday: 9 AM–10 PM
Saturday: 9 AM–10 PM
Highlights
Queso fundido with chorizo
Perfectly battered fish tacos
Torta Chingona with chile relleno
Breakfast skillet, served all day
$5 Margarita Monday specials

Mi Sabor Mexican Kitchen is the kind of place where you order the queso fundido with chorizo and suddenly your life has two chapters: before and after. The fish tacos are perfectly battered, light and crispy, not greasy. The Torta Chingona is a monster, stuffed with chile relleno, and I respect its ambition. They serve breakfast skillets all day, which is a gift to people like me who wake up at noon. Also, $5 margaritas on Monday? That's dangerous and beautiful. I sat by the window, watching the sun hit my plate, and I felt a deep, unearned calm. Go there.

You might also want to check out the best mexican restaurant in Long Beach.

Taqueria Mexico

Taqueria Mexico
🗺️ 481 E Imperial Hwy, La Habra, CA 90631
☎️ +1714-526-8226
🌐 Website
Sunday: 8 AM–9:30 PM
Monday: 8 AM–9:30 PM
Tuesday: 8 AM–9:30 PM
Wednesday: 8 AM–9:30 PM
Thursday: 8 AM–9:30 PM
Friday: 8 AM–11 PM
Saturday: 8 AM–11 PM
Highlights
Friendly service earns extra stars
Burrito Monday deal is a win
Taco Tuesday and Wednesday shine
Spotless seating every single visit
Consistent quality, never disappoints

Taqueria Mexico is a place that understands consistency. I've been there on random Tuesdays, on sad Thursdays, and on triumphant Saturdays. Every time, the food is solid, the place is spotless, and the people are friendly. Their Burrito Monday deal is a win, and Taco Tuesday and Wednesday shine like cheap, delicious stars. The seating is clean every single visit, which is rarer than you'd think. I once spilled salsa on my shirt, and a worker brought me napkins before I even asked. That's the kind of service that earns extra stars. No surprises, just quality.

You might also want to check out the best mexican restaurant in Anaheim.

Los Portales Mexican Grill - Chino

Los Portales Mexican Grill - Chino
🗺️ 12542 Central Ave, Chino, CA 91710
☎️ +1909-548-6660
🌐 Website
Sunday: 8 AM–9 PM
Monday: 9 AM–9 PM
Tuesday: 9 AM–9 PM
Wednesday: 9 AM–9 PM
Thursday: 9 AM–9 PM
Friday: 8 AM–10 PM
Saturday: 8 AM–10 PM
Highlights
Portions big enough for leftovers
Shrimp tostada and horchata shine
Warm chips and fresh salsa
Handles big parties with ease
Food tastes straight off grill

Los Portales in Chino is a bit of a drive from Walnut, but I made it, and I'm glad. The portions are big enough that I took home leftovers, which is my favorite kind of math. The shrimp tostada is bright and crunchy, and the horchata is creamy, not watery. They bring warm chips and fresh salsa the moment you sit, which feels like a warm handshake. They handled a big party of eight without breaking a sweat. The food tastes like it came straight off the grill, smoky and honest. I left planning my next visit. That's the highest praise I can give.

You might also want to check out the best mexican restaurant in Burbank.

Farmers Market at Mt. SAC

Farmers Market at Mt. SAC
🗺️ 1100 N Grand Ave Lot B, Walnut, CA 91789
☎️ +1626-810-8476
🌐 Website
Sunday: Closed
Monday: Closed
Tuesday: Closed
Wednesday: Closed
Thursday: Closed
Friday: Closed
Saturday: 8 AM–1 PM
Highlights
Tamales worth the trip
Fresh, affordable local produce
Free parking and clean restrooms
Friendly vendors, fun for kids
Saturday morning weekly tradition

The Farmers Market at Mt. SAC is a Saturday morning ritual that I've adopted, even though I'm not a morning person. The tamales are worth waking up for, wrapped in soft masa and filled with something that tastes like home. There's fresh, affordable produce, and the vendors are friendly, even to confused people like me. The parking is free, and the restrooms are clean, which is a luxury. I saw a kid drop a tomato, and the vendor gave him a new one, no charge. That's the spirit. It's a fun place to take the family, and the tamales alone are a reason to set an alarm. Go early, go hungry.

You might also want to check out the best mexican restaurant in San Bernardino.

Mi Cafecito Coffee

Mi Cafecito Coffee
🗺️ 101 S Main St, Pomona, CA 91766
☎️ +1909-623-5683
🌐 Website
Sunday: 7 AM–2 PM
Monday: 7 AM–2 PM
Tuesday: 7 AM–2 PM
Wednesday: 7 AM–2 PM
Thursday: 7 AM–2 PM
Friday: 7 AM–2 PM
Saturday: 7 AM–2 PM
Highlights
Warm, gooey cinnamon monkey bread
Café de Olla with cozy spice
Friendly baristas, great recommendations
Outdoor seating for people-watching
Café de Oro, a reliable favorite

Mi Cafecito Coffee is not a Mexican restaurant, but it's the best place in Walnut to get Mexican coffee and a warm, gooey cinnamon monkey bread. The Café de Olla is spiced just right, cozy and bold, like a blanket for your insides. The baristas are friendly and give great recommendations, which is how I discovered the monkey bread. It's a problem now. I sat outside, watching people pass, sipping my Café de Oro, which has become my reliable favorite. The outdoor seating is perfect for people-watching. I once saw two pigeons negotiate a crumb. It was riveting. Go for the coffee, stay for the chaos.

You might also want to check out the best mexican restaurant in Huntington Beach.

Alberto's Mexican Food

Alberto's Mexican Food
🗺️ 20012 E Arrow Hwy, Covina, CA 91724
☎️ +1626-752-7350
🌐 Website
Sunday: 8 AM–12 AM
Monday: 8 AM–12 AM
Tuesday: 8 AM–12 AM
Wednesday: 8 AM–12 AM
Thursday: 8 AM–12 AM
Friday: 8 AM–12 AM
Saturday: 8 AM–12 AM
Highlights
Fresh salsa and generous portions
Polite, friendly, attentive staff
Cozy, clean, welcoming atmosphere
Hearty tacos with flavorful rice

Alberto's Mexican Food is a cozy, clean spot where the staff is so polite I felt like royalty. The salsa is fresh, and the portions are generous enough to make you question your life choices. I ordered tacos, and they came with flavorful rice that I didn't expect to care about. I cared. The atmosphere is welcoming, with a warmth that isn't forced. I sat in a booth, watching a family celebrate a birthday, and I felt included in the joy. The attention to detail is impressive. It's the kind of place where you walk in as a stranger and leave as a regular. I'll be back.

You might also want to check out the best mexican restaurants in West Hollywood.

Osuna's Restaurant

Osuna's Restaurant
🗺️ 18746 Amar Rd, Walnut, CA 91789
☎️ +1626-810-4101
🌐 Website
Sunday: 8 AM–8 PM
Monday: 11 AM–9 PM
Tuesday: 11 AM–9 PM
Wednesday: 11 AM–9 PM
Thursday: 11 AM–9 PM
Friday: 11 AM–9 PM
Saturday: 8 AM–9 PM
Highlights
Sunday brunch worth waking for
Catering made effortlessly delicious
Fresh tortillas, bold homemade flavors
Custom orders handled with care
Generous portions, unbeatable taste

Osuna's Restaurant has a Sunday brunch that I woke up for at an hour I usually avoid. The tortillas are fresh, and the flavors are bold and homemade. I ordered something custom, and they handled it with care, no attitude. The portions are generous, and the taste is unbeatable. They also do catering, and I can only imagine the effortless deliciousness they'd bring to a party. I sat there, sipping coffee, watching families fill the room. It felt like a celebration, even though it was just Tuesday. That's the power of good food. I left with a full heart and a fuller stomach.

You might also want to check out the best mexican restaurant in Glendale AZ.

Mikasa Restaurant

Mikasa Restaurant
🗺️ 19849 Valley Blvd, Walnut, CA 91789
☎️ +1909-598-1114
🌐 Website
Sunday: Closed
Monday: 8 AM–4 PM
Tuesday: 8 AM–4 PM
Wednesday: 8 AM–4 PM
Thursday: 8 AM–4 PM
Friday: 8 AM–4 PM
Saturday: 8 AM–4 PM
Highlights
Salsa and chips shine
Quick, friendly service
Clean, spacious dining room
Red salsa is top notch
Flavor improved on redo

Mikasa Restaurant sounds like it should serve sushi, but it's actually a Mexican spot, and the chips and salsa are the opening act. The red salsa is top notch, with a kick that sneaks up on you. The service is quick and friendly, and the dining room is clean and spacious enough to stretch out. I ordered something that wasn't great the first time, but I gave it a redo, and the flavor improved. That shows a place that cares. I sat by the window, watching the sun hit my plate, and I felt a deep, unearned calm. Go there.

You might also want to check out the best mexican restaurants in Santa Clarita.

Casa De Pancho Mexican Grill

Casa De Pancho Mexican Grill
🗺️ 20265 Valley Blvd N, Walnut, CA 91789
☎️ +1909-595-8300
🌐 Website
Sunday: 9 AM–8 PM
Monday: 10 AM–9 PM
Tuesday: 10 AM–9 PM
Wednesday: 10 AM–9 PM
Thursday: 10 AM–9 PM
Friday: 10 AM–9 PM
Saturday: 9 AM–9 PM
Highlights
Amazing food, every single item
Handmade tortillas on Taco Tuesday
Great fish tacos and carne asada
Great chips and dip
Convenient neighborhood location

I'm not sure what planet Casa De Pancho is from, but I want to move there. Every single item I tried was amazing, which is statistically improbable. On Taco Tuesday, they roll out handmade tortillas that are soft, slightly charred, and perfect. The fish tacos are great, and the carne asada is even better. The chips and dip arrive fast, and they disappear faster. It's in a convenient neighborhood spot, so you have no excuse not to go. I sat there, chewing, thinking about how some places just get it. This place gets it.

You might also want to check out the best mexican restaurant in Torrance.

Los Amigos Restaurant

Los Amigos Restaurant
🗺️ 20835 Valley Blvd, Walnut, CA 91789
☎️ +1909-323-9735
🌐 Website
Sunday: 7 AM–3 PM
Monday: 7 AM–9 PM
Tuesday: 7 AM–9 PM
Wednesday: 7 AM–9 PM
Thursday: 7 AM–9 PM
Friday: 7 AM–9 PM
Saturday: 7 AM–3 PM
Highlights
Ninety-nine cent Taco Tuesday
Carne asada worth the drive
Green salsa scores ten out of ten
Quick lines, no-frills charm
Fish tacos under a dollar

Los Amigos is a no-frills joint where the line moves quick and the green salsa is a ten out of ten. I'm serious, that salsa could fix a bad day. Taco Tuesday costs ninety-nine cents, which feels like a time travel discount. The carne asada is worth the drive, even if you live far. The fish tacos are under a dollar, and they taste like they cost ten. I stood there, eating at a plastic table, watching people come and go. There's a charm in the simplicity. I left with a pocket full of change and a full stomach. That's a win.

You might also want to check out the best mexican restaurant in Moreno Valley.

Kathryne LeeK
Writer

Kathryne Lee

Kathryne Lee finds the heartbeat of Los Angeles in its quieter corners, turning overlooked moments into lyrical narratives. Her work celebrates the city's layered histories and the resilience of its everyday people.

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Food tour map
The Local's Blackbook 📓

The 48-Hour Insider Itinerary to Los Angeles

Join our Explore Los Angeles newsletter and get our 48-hour insider itinerary to the top hidden spots in Los Angeles.

  • •Custom 3-stop crawl with QR codes for easy navigation
  • •5 photo-worthy hidden gems (Instagram gold)
  • •Insider timing tips: when to go to skip crowds
  • •Top spots in your inbox every week
Ashley JohnsonA
Los Angeles Black Book
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Join our Explore Los Angeles newsletter and get our 48-hour insider itinerary to the top hidden spots in Los Angeles.