: Tuna Tacos with Caramelized Onions & Mango-Cucumber Salsa - Sizzling Summer Series - Summerset Gri

Ingredients

• 3 tablespoons olive oil
• 2 medium red onions, thinly sliced
• Salt
• 1 teaspoon chipotle powder or hot paprika
• 1 teaspoon dried oregano
• 1 tablespoon red wine vinegar
• 1 ripe mango—peeled, pitted, and cut into 1/4-inch dice
• 1 medium cucumber—peeled, seeded, and cut into 1/4-inch dice
• 1 serrano or jalapeño chile, seeded and very finely chopped
• 2 tablespoons fresh lime juice
• 1 tablespoon chopped cilantro
• One 1-pound tuna steak (1 inch thick)
• Eight 6-inch corn tortillas