Creamy White Chicken Enchiladas

Ingredients (12)

• + 3 large skinless, boneless chicken breast halves add to pantry
• + ½ cup water add to pantry
• + 1 medium onion, chopped add to pantry
• + 1 (4 ounce) can diced green chiles add to pantry
• + 1 cup shredded Monterey Jack cheese add to pantry
• ✓ 1 (10 ounce) package corn tortillas, warmed
• + 3 tablespoons butter add to pantry
• + 3 tablespoons all-purpose flour add to pantry
• + 1 teaspoon chicken stock concentrate (such as Better than Bouillon®) add to pantry
• ✓ ½ teaspoon ground cumin
• + 1 cup plain Greek yogurt add to pantry
• + ½ cup pepper Jack cheese add to pantry