What is Tex-Mex? How it differs from Mexican food

Tex-Mex is the regional cooking of Texas and the Mexican border, developed by Mexican-American cooks who combined Mexican ingredients with Texas beef, cheese and spice. It is not a copy of food from Mexico, and it is not an American invention with Mexican names stuck on. It is a third thing, with its own dishes, habits and history. This guide explains what defines it, how it compares with Mexican and Cal-Mex food, and which Tex-Mex dishes appear on the menu of Jose Tejas in Iselin, New Jersey.

What is Tex-Mex food?

Tex-Mex food is the style of cooking that grew up among Mexican-American communities in Texas, especially in the south of the state and along the border. It takes Mexican staples such as tortillas, chiles, beans and corn, and adds the foods that were plentiful in Texas, mainly beef and cheese.

The name came before the cuisine as a food label. The word Tex-Mex was first used for the Texas Mexican Railway, and it only later became the common name for the food. Cookbook authors and restaurateurs spread it over the twentieth century, and it is now used across the United States.

Tex-Mex is a living style rather than a fixed list. Two Tex-Mex restaurants can differ a great deal, but most share a few signs: a basket of chips and salsa, a combination plate with rice and beans, melted cheese over almost everything, and a seasoning that leans on cumin and chili.

What are the main ingredients and flavors of Tex-Mex?

The flavor of Tex-Mex rests on cumin, chili, garlic, onion, beef and melted cheese. Corn is present as tortillas and chips, and wheat flour tortillas are more common than in most Mexican regional cooking, especially in the north.

Fresh elements balance the richness. Pico de gallo, which is chopped tomato, onion, chili and cilantro, and guacamole made from avocado are common on the side or on top. Sour cream is a common topping, loosely related to the thinner crema used in Mexico.

How is Tex-Mex different from Mexican food?

The main differences are heavier use of cheese, cumin and beef, more flour tortillas, and a restaurant format built around large combination plates. Mexican cooking is not one cuisine but many regional ones, so any comparison is a generalization.

None of this makes one style better. It means a person who orders enchiladas expecting a plate from a particular Mexican region may be surprised by a Tex-Mex plate with a layer of melted cheese and a side of rice, and the reverse is also true.

Who created Tex-Mex, and where did it start?

Tex-Mex came out of generations of cooking by Tejano and Mexican-American families in Texas, and no single inventor is credited. Historians point to San Antonio and South Texas as important early centers, where cooks sold food on the street and in small restaurants.

A well-known chapter involves the so-called chili queens of San Antonio, women who sold chili from stands in the city’s plazas in the nineteenth century and early twentieth century. The details of who first did what are debated, and popular retellings vary, so it is safest to say that Tex-Mex developed collectively over time.

The cuisine moved north and across the country with restaurant chains and cookbooks in the twentieth century. That is part of why it now appears in places far from Texas, including New Jersey.

What dishes count as Tex-Mex?

Classic Tex-Mex dishes include nachos, chili con carne, fajitas, enchiladas with chili gravy, crispy and soft tacos, chimichangas, burritos and queso. Some began as border cooking, others were shaped in restaurants.

• Nachos: chips topped with melted cheese and jalapeño slices, a border invention whose first maker is credited differently by different sources.
• Chili con carne: a beef stew with chiles and cumin, strongly tied to Texas and usually served without beans in Texas tradition.
• Fajitas: grilled skirt steak or chicken with peppers and onions, served sizzling with tortillas.
• Enchiladas: filled corn tortillas baked in sauce and cheese.
• Combination plates: several items on one plate with rice and beans.
• Queso: a hot melted cheese dip, served with chips.

Several of these have their own guides on this site. The point here is that a Tex-Mex meal is a set of habits, not one dish, and each habit has a history.

How is Tex-Mex different from Cal-Mex and other regional styles?

Tex-Mex is heavier and more cheese- and beef-driven than Cal-Mex, which is lighter and fresher. Cal-Mex is the Mexican-American cooking of California, and it is known for large burritos, fresh salsas, avocado and, in coastal areas, fish tacos.

The lines overlap. A Texas restaurant can serve fish tacos, and a California one can serve fajitas. A regional style is best understood as a tendency in a place, not a rule.

How does Tex-Mex show up on the menu at Jose Tejas?

Jose Tejas is described as a Tex-Mex and Cajun restaurant, and its recorded menu includes many Tex-Mex dishes alongside the Louisiana ones. A local article says the menu is split between the two cuisines.

On its menu as recorded in November 2026, the Tex-Mex side includes Chips & Salsa and Queso Dip among the appetizers, a group of quesadillas such as the Cheese Quesadilla and Chicken Quesadilla, Beef Enchiladas, Cheese Enchiladas and Chicken Enchiladas, and burros including the Bean Burro and Beef Burro. The fajita section is large, with Chicken Fajitas, Steak Fajitas and several larger versions made for two.

The menu descriptions line up with the Tex-Mex pattern described above. Quesadillas and burros use flour tortillas, many dishes use Monterey Jack cheese, and mains come with sides. The Cajun and Creole dishes, such as Louisiana Gumbo and Chicken Etouffee, sit next to them, so a table can mix both styles.

Prices were not confirmed from an official source, so none are given here. The official website is josetejas.com, and the menu page on this guide lists all the recorded dishes. For current dishes and prices, check the official site or call (732) 283-3883.

How do you order a Tex-Mex meal?

A Tex-Mex meal usually starts with chips and salsa, moves to a shared appetizer such as queso or guacamole, and then to one main plate each. Combination plates and fajitas are the two formats most diners recognize.

1. Start with chips and salsa. Two local articles say chips and salsa come free at the start of a meal at Jose Tejas, and Yelp also lists them as an item, so ask your server how it works.
2. Choose a dip or appetizer. Queso, guacamole or a shared sampler works for a group.
3. Pick a main. Fajitas arrive on a hot platter with tortillas and toppings for you to assemble. Enchiladas and burros arrive plated, usually with a side.
4. Ask about spice. Heat levels vary by restaurant, and the listings do not state a spice scale, so ask.

A few terms are useful. Fajitas are sold for one or for two, and a plate marked for two is sized for sharing. A burro is the name some menus use for a burrito. A side usually means rice, beans or another listed accompaniment, and the menu entry names it when it is stated.

What should you know about authenticity?

Tex-Mex is authentic Tex-Mex, which is the fairest way to put it. Calling it fake Mexican food misses that it has its own history, and calling it identical to regional Mexican cooking ignores real differences.

Cooks and writers disagree about how the cuisine should be described. Some stress that it belongs to Mexican-American heritage, and others stress its distance from food in Mexico. Both can be true. The useful approach for a diner is to order by dish and read the description, which is what the Jose Tejas menu entries are for.

Dietary and allergy questions should go to the restaurant. This guide describes food in general and records what menu listings state, and it cannot tell you what is in a specific plate on a specific day. The official website or the phone number is the right place to ask.

Common questions

This article is general information from an independent guide, not from Jose Tejas itself. For the store’s current details see hours and location.