Adobo-rubbed Chicken Skewers

Ingredients

• 3 chile guajillo or 2 teaspoons ground guajillo
• 1 chile ancho or 1 teaspoon ground ancho
• 1 teaspoon ground chipotle
• 1 teaspoon ground Mexican oregano
• ¼ teaspoon toasted cumin seeds, ground
• 1 teaspoon kosher salt
• 7 ounces Greek yogurt
• 1 small clove garlic, minced
• 2 tablespoons lime juice
• 1 teaspoon finely grated lime zest
• 1/2 cup diced cucumber
• Kosher salt