Food

How to Make Mollejas Tacos: Sweetbread Taco Recipe

Written by MasterClass

Last updated: Oct 27, 2024 • 1 min read

Mollejas tacos are a staple in Tex-Mex cuisine and are made with an unusual ingredient: sweetbreads.

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What Are Sweetbreads?

Sweetbreads aren’t a type of bread—they’re organ meat, from the thymus gland (aka “throat sweetbreads”) or pancreas glands (aka “heart sweetbreads”) of a cow, lamb, or pig. Veal sweetbreads (from the young cow) are the most common type found in the United States. Sweetbreads are known as mollejas de res (beef sweetbreads) in Spanish, and it's possible you've seen sweetbreads on the menu at taquerias, along with other types of offal like lengua (beef tongue), tripitas (tripe), and mollejas de pollo (chicken gizzards).

Mollejas Tacos Recipe

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makes

prep time

40 min

total time

55 min

cook time

15 min

Ingredients

  1. 1

    Soak the sweetbreads (mollejas) in enough cold water to cover for 30 minutes. Drain the water, then cut the membrane in the center of the sweetbreads so they can lie flat. Transfer sweetbreads to a saucepan and cover with fresh cold water, salt, and vinegar. Bring to a boil, then reduce heat to low and simmer until translucent and just barely cooked through, about 5–10 minutes. Have a large bowl of cold water ready, and transfer parboiled sweetbreads to cold water. Using a sharp knife and your fingers, carefully remove as much of the outer membrane as possible. Use your hands to break the sweetbreads into smaller pieces, then roughly chop, removing any extra membrane you notice.

  2. 2

    In a large skillet, heat the olive oil over medium-high heat. Once shimmering, add the sweetbreads and cook until golden brown. Don’t worry about overcooking them—sweetbreads are resilient. Serve hot with warm tortillas, onion, cilantro, lime, and salsa.

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