No-Salt-Added Taco Spice Blend: I use a homemade taco spice blend that includes ancho chili powder, chipotle chili powder, smoked sweet paprika, dried oregano, cumin, coriander, garlic powder, onion powder, black pepper, and crushed red pepper flakes. You can use any similar spice blend, or instead substitute 2 teaspoons chili powder, 1½ teaspoons cumin, and 1½ teaspoons dried oregano.
Gluten-Free Version: Use corn or another type of gluten-free soft tortillas.