Whisk together all ingredients in a medium bowl.
2 tbsp ancho chili pepper powder, 1 tbsp ground cumin, 1 tbsp dried cilantro, 2 tsp smoked paprika, 2 tsp onion powder, 2 tsp garlic powder, 1 tsp dried jalapeño pepper, 1 tsp dried Mexican oregano, ½ tsp ground black pepper, ½ tsp crushed red pepper flakes, ¼ tsp dried lemon peel