Don Francisco's Guanajuato pico replaces lime with xoconostle, the sour cactus fruit of the semi-desert, chopped with tomato, avocado, chile serrano, white onion, and cilantro for the picnic table.
Appetizers & Snacks
Mexican
Picnic
BBQ
Outdoor Dining
25 min
Active Time
0 min cook•35 min total
Yield6 servings, about 3 cups
Guanajuato's northern Bajio, dry and nopal-heavy where the land leans toward the Sierra Gorda, is where Don Francisco's pico de gallo belongs. The acid is not lime. It is xoconostle, the sour cactus fruit that grows on nopales tough enough for heat, dust, and poor soil. You taste the place before you taste the tomato.
Do not confuse xoconostle with sweet tuna. Sweet tuna is for eating out of hand with sticky fingers. Xoconostle is tart, firm, and stubborn, with the seeds held in the center and the flavor in the thick wall of the fruit. At the market in Guanajuato, the women will show you the difference before they let you waste your money. Preguntale a las señoras del mercado.
The women who make this in Guanajuato's markets perfected the order: xoconostle first with salt, then jitomate saladet, cebolla blanca, chile serrano, cilantro, and avocado only at the end. A food processor is lazy here. It bruises the tomato and turns avocado into paste. Knife work is the technique. No me vengas con atajos.
At the table this belongs in mayolica de Dolores Hidalgo, with tostadas beside it and grilled meat coming off the asador. It is picnic food, yes, but not careless food. The balance is exact: acid from cactus fruit, fat from avocado, heat from serrano, freshness from cilantro. This is a 32-state cuisine, and Guanajuato has its own voice.
The word xoconostle comes from Nahuatl xococ, sour, and nochtli, prickly pear, marking it as a fruit understood in central Mexico long before citrus became an everyday acid. Unlike sweet tunas, xoconostles have thick tart flesh and a seed core, and they can stay on the nopal for months, which made them useful in the dry kitchens of the Bajio, Hidalgo, San Luis Potosi, and the Guanajuato semi-desert. Pico de gallo in central Mexico has long meant a chopped raw mixture of fruit, vegetables, chile, and salt, not only the tomato-lime salsa that restaurants turned into a national shorthand in the 20th century.
The technique, the tradition, and the story behind every dish.
spines removed, peeled, seed cores removed, flesh diced small
jitomates saladet or Roma tomatoes
Quantity
3 medium
ripe but firm, diced small
Hass avocado
Quantity
1
ripe but firm, diced just before serving
white onion
Quantity
1/2 small
finely diced
fresh chile serrano
Quantity
1 to 2
stemmed and finely minced
fresh cilantro leaves and tender stems
Quantity
1/2 cup packed
chopped
sea salt
Quantity
3/4 teaspoon, plus more to taste
corn tostadas or warm hand-pressed corn tortillas (optional)
Quantity
12
for serving
Ingredient
Quantity
xoconostles cuaresmenos or rosadosspines removed, peeled, seed cores removed, flesh diced small
4 medium
jitomates saladet or Roma tomatoesripe but firm, diced small
3 medium
Hass avocadoripe but firm, diced just before serving
1
white onionfinely diced
1/2 small
fresh chile serranostemmed and finely minced
1 to 2
fresh cilantro leaves and tender stemschopped
1/2 cup packed
sea salt
3/4 teaspoon, plus more to taste
corn tostadas or warm hand-pressed corn tortillas (optional)for serving
12
Equipment Needed
•Sharp paring knife for peeling xoconostle
•Small spoon for removing the seed core
•Wooden cutting board
•Food-safe, lead-free ceramic or glass bowl, preferably mayolica from Dolores Hidalgo
Instructions
1
Clean the xoconostles
Lay the xoconostles on a towel. If they still have tiny spines, rub them with the towel or a stiff brush before you touch the flesh. Cut off both ends, make a shallow lengthwise cut through the skin, and peel it away. Cut each fruit lengthwise and scoop out the seed core with a small spoon. Keep the firm tart wall of the fruit and dice it into 1/4-inch cubes. This is why xoconostle is not sweet tuna. The acid lives in that thick wall.
If the fruit came straight from the nopal, use tongs until it is cleaned. The tiny cactus hairs stay in the skin and they punish careless hands.
2
Salt the cactus fruit
Put the diced xoconostle in a ceramic or glass bowl and add 1/2 teaspoon of the salt. Toss and let it sit for 10 minutes. The fruit will release a tart juice that tastes sharp and clean. That juice is the dressing. No lime. The acid is from the desert, not a bottle.
3
Cut the vegetables
Dice the jitomates saladet the same size as the xoconostle. If they are watery, scrape out some of the seed jelly first. Finely dice the white onion. Mince one chile serrano for a moderate bite, or two if the table knows what it is asking for. Not all Mexican food is hot, but this pico needs the green edge of serrano.
4
Chop the cilantro
Chop the cilantro leaves and tender stems with a knife. Do not use a food processor. It bruises the tomato, smears the cilantro, and turns a clean pico into wet confetti. Knife work is the technique here. Así se hace y punto.
5
Mix the pico
Add the tomato, onion, serrano, and cilantro to the salted xoconostle. Fold gently and let the mixture stand for 5 minutes so the salt can pull the juices together. Taste it. It should be tart first, then green from the serrano and cilantro, then sweet from the tomato. If it tastes flat, add a little more salt or more xoconostle, not lime.
6
Add avocado last
Dice the avocado just before serving and fold it in with a light hand. The cubes should stay whole. If you are taking this to a picnic or carne asada, carry the avocado whole and add it at the table. Don Francisco gave me the name for this pico. The señoras in Guanajuato's markets gave me the order of work.
7
Serve in ceramic
Spoon the pico into a food-safe, lead-free ceramic bowl, ideally mayolica from Dolores Hidalgo if you have it. Serve with corn tostadas or warm hand-pressed corn tortillas. For outdoor dining, keep it shaded and cool, and eat it within two hours once the avocado is added. This is Guanajuato picnic food: sharp, generous, and practical. Cada estado, su propia cocina.
Chef Tips
•Buy xoconostle, not sweet tuna roja. Xoconostle feels firm and has a sour smell when cut. If the vendor hands you a soft sweet prickly pear, that is another fruit and another dish.
•Use chile serrano. Jalapeno works in other picos, but serrano gives the cleaner green bite that cuts through the avocado and cactus fruit.
•There is no lime and no vinegar in this version. If the xoconostle is dull, add more xoconostle or make a different pico. A substitution is a compromise, not an upgrade.
•For a picnic, keep the chopped xoconostle, tomato, onion, serrano, and cilantro together in a cold container, then fold in the avocado when you arrive. Avocado that sits too long turns muddy. You already knew that, but people keep doing it.
•Use food-safe, lead-free ceramic if you serve this in traditional pottery. Acidic fruit sitting in old lead-glazed clay is not tradition, it is bad judgment.
Advance Preparation
•The xoconostle can be peeled, seeded, diced, and salted up to 8 hours ahead. Keep it refrigerated in a glass container so it holds its tart juice.
•The tomato, onion, serrano, and cilantro can be cut up to 2 hours ahead and refrigerated separately. Combine them with the xoconostle 15 minutes before serving.
•Add the avocado only at the end. Once avocado is folded in, serve within 1 to 2 hours, especially outdoors.
Frequently Asked Questions
Nutrition Information
1 serving (about 125g)
Calories
200 calories
Total Fat
8 g
Saturated Fat
1 g
Trans Fat
0 g
Unsaturated Fat
7 g
Cholesterol
0 mg
Sodium
390 mg
Total Carbohydrates
28 g
Dietary Fiber
6 g
Sugars
2 g
Protein
4 g
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