Kenyon Recipe | Grilled Sweet Potato Rounds

Ingredients

• sweet potatoes, sliced into 1/4-in.-thick rounds 2 lbs
• olive oil 2 tbsp
• Kosher salt to taste
• fresh cracked black pepper to taste
• small red onion, finely chopped 1/2
• grated lemon zest plus 1/4 cup juice 2 tsp
• olive oil, divided, plus more for serving 3 tbsp
• fresno chile, seeded and finely chopped 1 small
• fresh mint, chopped 1/4 cup
• Plain Greek yogurt 1 cup