SP.01
Box Birria Mixto
4 birria tacos, 1 birria burrito, 1 birria arepa, birria nachos with consommé, onion, and cilantro.
Río Grande, PR · Street Food Lab
Birria, Perfected
A street-food laboratory in Río Grande, PR - where slow-braised birria meets consommé you'll want to drink. Tacos, burritos, arepas, nachos. Dipped, dunked, devoured.
Order Online
EX.01 - THE EXPERIMENT
The Experiment
At Birria Lab we treat birria like a science and street food like an art. Every batch of beef is slow-braised for hours until it surrenders into tender, saucy strands, then dipped in a deep red consommé rich enough to drink. From crisp quesadillas to loaded nachos and our signature mixed boxes, each dish is engineered for maximum flavor and served with cilantro, onion, and lime. Bold, saucy, and unapologetically delicious - welcome to the lab.
EX.02 - SIGNATURE SPECIMENS
Lab Specimens
SP.02
Box de Birrias (8 Tacos)
Includes 8 birria tacos, 2 consomés, onion, cilantro and limes.
SP.03
Tacos de Birria (3)
Includes cilantro and onion.
SP.04
Quesadilla de Birria
Includes cilantro and onion.
SP.05
Nacho Birria
Includes sour cream, pico de gallo, cilantro and cheese.
SP.06
Sampler Lab
Carne frita, chicharrones de pollo, sorullitos, mozzarella sticks and papas loaded with cheddar cheese and bacon.
EX.03 - FIELD NOTES
Field Notes
What meals do you serve?
Birria Lab serves authentic Mexican street food in Río Grande, PR, specializing in rich, flavorful birria dishes perfect for any occasion. Our popular Box Birria Mixto features 4 birria tacos, a birria burrito, a birria arepa, and birria nachos with consommé, onion, and cilantro. Birria taco lovers can also enjoy our Box de Birrias with 8 tacos and 2 consomés. We also offer Quesadillas de Birria and Nacho Birria topped with sour cream, pico de gallo, and cheese. Whether dining solo or sharing, Birria Lab has the perfect birria meal for you.
Do you offer delivery or takeout?
Yes, we offer both delivery and pickup. Order conveniently online or by phone.
Where are you located?
Birria Lab is located in Río Grande, PR 00745, USA.
What areas do you serve?
Birria Lab proudly serves Río Grande and surrounding areas including Loíza, Luquillo, Canóvanas, Fajardo, Ceiba, Humacao, Las Piedras, Juncos, Gurabo, and Trujillo Alto, bringing bold birria street food flavors across eastern Puerto Rico.
EX.04 - FIND THE LAB
Visit Us
Lab Hours
- Sunday
- 8:00 AM - 6:00 PM
- Monday
- 8:00 AM - 5:00 PM
- Saturday
- 8:00 AM - 5:00 PM
Delivery & pickup available
