Grilled Corn Salsa

Ingredients

• 3 ears of corn
• 1 red onion, cut into ¼‑inch-thick rounds left intact
• 2 teaspoons vegetable oil
• 1 medium red bell pepper, cut into ¼‑inch dice
• ¼ cup anaheim chiles, cored seeded and cut into ¼‑inch dice
• 2 small tomatoes, seeded and cut into ¼‑inch dice
• ¼ limes, juice only
• ¼ cup cilantro, minced
• ¼ teaspoon kosher salt