The Engineer Who Cooks Up Success: Peggy Cherng's Story
Una ingeniera que cocina éxito: la historia de Peggy Cherng
Sep 19, 2026·2 min read·Graded Spanish · word-by-word audio
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Panda Express es la mayor cadena de restaurantes asiáticos en Estados Unidos. Su éxito no se debe solo a la comida, sino también a los conocimientos tecnológicos de su fundadora. Peggy Cherng, una ingeniera que soñaba con ser inventora, supo aplicar su formación científica al mundo de la restauración. Gracias a eso, logró construir un imperio gastronómico en un mercado dominado por grandes marcas como McDonald's y Burger King. Cherng afirma que mucha gente en el sector de la restauración no tiene formación en ingeniería. Según ella, eso le da una ventaja importante.
En un mercado tan competitivo como el de la comida rápida, no basta con tener un buen producto. Hay que saber gestionar, optimizar procesos y tomar decisiones basadas en datos. Peggy Cherng entendió esto desde el principio. Mientras otros se centraban únicamente en el sabor, ella diseñó un sistema que permitía mantener la calidad y la eficiencia en cientos de locales al mismo tiempo.
Además de su labor empresarial, Cherng ha financiado un programa de cien millones de dólares para la fusión de la medicina oriental y occidental. Este gesto refleja su interés por unir mundos que a menudo se consideran separados. Así como en los negocios combinó la tecnología con la gastronomía, en la filantropía busca integrar tradiciones distintas para mejorar la vida de las personas.
La trayectoria de Peggy Cherng nos enseña que las habilidades adquiridas en un campo pueden ser muy valiosas en otro completamente diferente. No importa cuál sea tu formación original: lo que importa es saber adaptarla y aplicarla con creatividad. Su ejemplo inspira a quienes quieren emprender sin seguir los caminos convencionales.
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Watch out, English speaker
Spanish 'no solo... sino también' often trips up English speakers because English uses 'not only... but also,' and the word 'sino' (but rather) only appears after a negative clause. Remember that 'sino' cannot be followed by a full clause—only nouns, adjectives, or phrases—so you can't say 'sino que' unless a verb follows. Also, don't confuse 'sino' with 'pero' (but), which is used in non-negative contexts.
In Spanish, 'no importa' (it doesn't matter) triggers the subjunctive when it introduces an uncertain or hypothetical situation, as in 'No importa cuál sea tu formación.' English speakers often default to the indicative because English uses 'whatever your background is' with a regular verb. The subjunctive 'sea' is required because the clause expresses an indefinite condition, not a known fact. Also, note that the main clause uses the indicative, not the subjunctive.
'Hay que' + infinitive expresses general obligation or necessity, similar to English 'one must' or 'you have to' in an impersonal sense. Unlike 'tener que' (which is personal: 'I have to,' 'she has to'), 'hay que' has no subject and is used for objective rules or advice. English speakers might mistakenly conjugate it like 'tener que,' saying 'hay que tengo' or 'hay que tenemos,' but 'hay que' is invariable and always followed by an infinitive.
Key vocabulary
cadenaf.
chain (of businesses)
“Panda Express es la mayor cadena de restaurantes asiáticos en Estados Unidos.”— Panda Express is the largest Asian restaurant chain in the United States.
Pattern restaurant chain
Compare serie f. series
Plural: cadenas
💡 Originally meaning 'chain', extended to 'chain' as in cadena hotelera (hotel chain)
conocimientom.
knowledge; understanding
“Su éxito no se debe solo a la comida, sino también a los conocimientos tecnológicos de su fundadora.”— Her success is due not only to the food, but also to her founder's technological knowledge.
Pattern technological knowledge
Compare saber m. knowledge
Plural: conocimientos
💡 From the verb conocer (to know), -miento is a noun suffix indicating 'result'
formaciónf.
training; educational background; formation
“Cherng afirma que mucha gente en el sector de la restauración no tiene formación en ingeniería.”— Cherng states that many people in the restaurant industry do not have training in engineering.
Pattern engineering background
Compare educación f. education
Plural: formaciones
💡 From the verb formar (to train/form), -ción indicates 'action or result'
ventajaf.
advantage; benefit
“Según ella, eso le da una ventaja importante.”— According to her, that gives her an important advantage.
Pattern to give an advantage
Compare beneficio m. benefit
Plural: ventajas
💡 The antonym is desventaja (disadvantage), vent- is related to 'come', being one step ahead is an advantage
herenciaf.
inheritance; heritage
“Cuando tiene que explicar cómo llegó a ser una de las pocas mujeres multimillonarias de Asia sin haber recibido ninguna herencia, presume de su bagaje técnico.”— When she has to explain how she became one of the few Asian multimillionaires without receiving any inheritance, she boasts about her technical background.
Pattern without inheritance
Compare legado m. legacy
Plural: herencias
💡 From Latin heres (heir), note that h is silent
bagajem.
background; knowledge; baggage
“Cuando tiene que explicar cómo llegó a ser una de las pocas mujeres multimillonarias de Asia sin haber recibido ninguna herencia, presume de su bagaje técnico.”— When she has to explain how she became one of the few Asian multimillionaires without receiving any inheritance, she boasts about her technical background.
Pattern technical background
Compare experiencia f. experience
Plural: bagajes
💡 Originally meaning 'luggage', extended to the sum of knowledge and experience a person carries
gestionarv.
to manage; to handle
“Hay que saber gestionar, optimizar procesos y tomar decisiones basadas en datos.”— You have to know how to manage, optimize processes, and make data-driven decisions.
Pattern to manage a business
Compare administrar v. to manage
Conjugation: gestiono, gestionas, gestiona...
💡 From gestión (management), note that g before e is pronounced /x/
optimizarv.
to optimize; to make optimal
“Hay que saber gestionar, optimizar procesos y tomar decisiones basadas en datos.”— You have to know how to manage, optimize processes, and make data-driven decisions.
Pattern to optimize processes
Compare mejorar v. to improve
Conjugation: optimizo, optimizas, optimiza...
💡 From óptimo (optimal), -izar is a verb suffix meaning 'to make'
localm.
premises; venue; location
“Mientras otros se centraban únicamente en el sabor, ella diseñó un sistema que permitía mantener la calidad y la eficiencia en cientos de locales al mismo tiempo.”— While others focused solely on flavor, she designed a system that allowed maintaining quality and efficiency in hundreds of locations at the same time.
Pattern hundreds of locations
Compare establecimiento m. establishment
Plural: locales
💡 As an adjective it means 'local', as a noun it refers to a 'commercial establishment'
fusiónf.
fusion; merging
“Además de su labor empresarial, Cherng ha financiado un programa de cien millones de dólares para la fusión de la medicina oriental y occidental.”— In addition to her business work, Cherng has funded a hundred-million-dollar program for the fusion of Eastern and Western medicine.
Pattern fusion of cultures
Compare integración f. integration
Plural: fusiones
💡 From Latin fusio (melting), originally referring to metals melting and mixing
filantropíaf.
philanthropy
“Así como en los negocios combinó la tecnología con la gastronomía, en la filantropía busca integrar tradiciones distintas para mejorar la vida de las personas.”— Just as in business she combined technology with gastronomy, in philanthropy she seeks to integrate different traditions to improve people's lives.
Pattern philanthropic work
Compare caridad f. charity
Plural: filantropías
💡 From Greek philos (love) + anthropos (humanity), meaning 'love of humanity'
trayectoriaf.
trajectory; career path; development
“La trayectoria de Peggy Cherng nos enseña que las habilidades adquiridas en un campo pueden ser muy valiosas en otro completamente diferente.”— Peggy Cherng's trajectory teaches us that skills acquired in one field can be very valuable in a completely different one.
Pattern professional career
Compare recorrido m. path
Plural: trayectorias
💡 From trayecto (journey), used to describe the development course of a person or thing
emprenderv.
to undertake; to start a business
“Su ejemplo inspira a quienes quieren emprender sin seguir los caminos convencionales.”— Her example inspires those who want to start a business without following conventional paths.
Pattern to start a business
Compare iniciar v. to start
Conjugation: emprendo, emprendes, emprende...
💡 From prender (to seize), em- indicates 'to enter', originally meaning 'to seize an opportunity'
convencionaladj.
conventional; traditional
“Su ejemplo inspira a quienes quieren emprender sin seguir los caminos convencionales.”— Her example inspires those who want to start a business without following conventional paths.
Pattern conventional path
Compare tradicional adj. traditional
Plural: convencionales
💡 From convención (convention), -al is an adjective suffix
Grammar spotlight
no solo... sino también... (not only... but also...)
B1
Used to connect two parallel elements, emphasizing the second one. After a negative clause, sino means 'but rather'; también adds emphasis. Note that sino cannot be followed by a clause—only by a noun, adjective, or phrase.
“Su éxito no se debe solo a la comida, sino también a los conocimientos tecnológicos de su fundadora.”— Its success is due not only to the food, but also to its founder's technological expertise.
⚠️ Do not write 'no solo... pero también'; in Spanish you must use sino.
no importa + subjunctive (no matter... it doesn't matter)
B1
No importa is followed by the subjunctive to mean 'no matter...'. Cuál sea is present subjunctive because the clause expresses an uncertain situation. The main clause uses the indicative.
“No importa cuál sea tu formación original: lo que importa es saber adaptarla y aplicarla con creatividad.”— No matter what your original background is, what matters is knowing how to adapt it and apply it creatively.
⚠️ Do not use the indicative es; you must use the subjunctive sea, because it expresses uncertainty/concession.
hay que + infinitive (one must / it is necessary to do something)
B1
Hay que + infinitive expresses an objective need or obligation. It does not change for person and applies to all subjects. Unlike tener que (which means a specific person must), hay que emphasizes objective necessity.
“Hay que saber gestionar, optimizar procesos y tomar decisiones basadas en datos.”— You also have to know how to manage, optimize processes, and make data-driven decisions.
⚠️ Do not write 'hay que + subjunctive' or 'hay que + noun'; it must be followed by an infinitive.
Sentence patterns to steal
Su éxito no se debe solo a la comida, sino también a los conocimientos tecnológicos de su fundadora.
Its success is due not only to the food, but also to its founder's technological expertise.
Su éxito no se debe solo a A, sino también a B.A and B can be replaced with any noun phrases, e.g., no se debe solo al talento, sino también al esfuerzo.
En un mercado tan competitivo como el de la comida rápida, no basta con tener un buen producto.
In a market as competitive as fast food, having a good product is not enough.
En un mercado tan + adj. + como el de + field, no basta con + inf.The adjective can be replaced with competitivo, difícil, cambiante, etc.; the field can be replaced with la tecnología, la moda, etc.
La trayectoria de Peggy Cherng nos enseña que las habilidades adquiridas en un campo pueden ser muy valiosas en otro completamente diferente.
Peggy Cherng's journey teaches us that skills acquired in one field can be very valuable in a completely different one.
La trayectoria de + person + nos enseña que + clauseThe person can be replaced with any successful individual; the clause can be replaced with other life lessons.
No importa cuál sea tu formación original: lo que importa es saber adaptarla y aplicarla con creatividad.
No matter what your original background is, what matters is knowing how to adapt it and apply it creatively.
No importa cuál sea + subject: lo que importa es + inf.The subject can be replaced with tu edad, tu origen, tu situación, etc.; the verb can be replaced with other actions.
Su ejemplo inspira a quienes quieren emprender sin seguir los caminos convencionales.
Her example inspires those who want to start a business without following conventional paths.
Su ejemplo inspira a quienes quieren + inf. + sin + inf.The verb can be replaced with luchar, crear, innovar, etc.; the verb after sin can be replaced with other negative conditions.
Panda Express and American Chinese Cuisine
Panda Express was founded in 1983 by Peggy Cherng and her husband Andrew Cherng, with headquarters in California, USA. It combines Chinese cooking with the American fast-food model, creating the unique category of 'American Chinese cuisine.' Its signature dish, Orange Chicken, is not traditional Chinese food but a recipe adapted to American tastes, reflecting the fusion and innovation of immigrant food culture.