Salsas

Rattlesnake Red Salsa

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servings
2-2 ½ cups
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Prep
10
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cook
25
Last updated on
February 26, 2026

I still do not understand how it took me so long to be exposed to cascabel chiles. Cascabel means rattlesnake. Why the theatrical name? If you give one a shake, the loose seeds inside the round body make that tell‑tale sound I heard plenty of times in my childhood, playing in our yard in rural San Diego.

Our mother‑in‑law loves cascabel, and soon you will see why. It is bright, mild, and tangy, and it plays really well with the heat and smokiness from the serranos, morita, and árbol. The fresh tomatoes and tomatillos round everything out so you get a little bit of everything in one salsa: brightness, heat, smoke, and that signature cascabel tang. As a bonus, cascabels also add a really vibrant red color.

This is a mixed‑chile salsa in the truest sense. Fresh ingredients roasted on a comal, dried chiles softened in hot water, everything blended into a sauce that works on pretty much anything. It will last up to 7 days in the fridge, but I highly doubt it will last you that long!

Notes & Tips
  • Comal cleanup tip: If you roast the ingredients, place a sheet of aluminum foil over the comal before heating it. The vegetables still blister the same way, but the cleanup is much easier.
  • Adjusting heat: For a milder salsa, reduce the árbol chiles first. They bring the sharpest heat. You can also use jalapeños instead of serranos.  Keep the cascabel and morita even in mild versions. They add flavor, color, and smokiness without overwhelming heat.
  • Flavor balance: If the salsa tastes a little flat, it usually needs a pinch more salt or one more roasted tomatillo for brightness.

Salsas
Rattlesnake Red Salsa
A black human icon signifying servings.
serves
2-2 ½ cups
A black hand icon signifying prep time.
prep in
10
minutes
A black clock icon signifying cook time.
cook for
25
minutes
Ingredients
  • 2 Roma tomatoes
  • 3-5 tomatillos, depending on size
  • 1-2 serranos or jalapeños
  • 3 cascabel chiles
  • 4 chile de árbol
  • 1 to 2 morita chiles
  • 4 to 6 cloves garlic, peeled
  • Salt to taste
Directions
  1. Remove the stems from the cascabel, árbol, and morita chiles. Bring a small pot of water to a simmer, turn off the heat, and add the dried chiles. Let them soak until soft, about 10 to 15 minutes.
  2. On a comal or dry skillet, roast the tomatoes, tomatillos, serranos or jalapeños, and garlic until blistered and softened. Don't be afraid of some char!
  3. Add all roasted ingredients, the rehydrated chiles, and some salt to your blender.
  4. Taste and adjust for salt.
  5. Use immediately or chill for later. The flavor deepens as it sits. This salsa will keep for 5-7 days in the refrigerator in an airtight container.

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