Preheat broiler on high and place oven rack 4 inches below flame. Soak 12 wooden skewers in warm water. Lightly coat a large rimmed baking sheet with cooking spray.

In a large bowl, combine chicken strips and 1/3 cup buffalo sauce,tossing well to coat. Let marinate for 10 minutes. Meanwhile,in a medium bowl,whisk together yogurt,feta,chopped mint,garlic,salt,and pepper.

Thread chicken strips onto wooden skewers and arrange in an even layer on the baking sheet. Broil until the chicken is cooked through,about 10 minutes,flipping once halfway through.

Transfer chicken to a platter,drizzle with remaining 2 tablespoons buffalo sauce and sprinkle with torn mint leaves. Serve skewers with feta dip and cucumber sticks.

**** To maximize flavor, broil the chicken until it shows hints of char.