Sizzling Skillet Chicken Fajitas

Ingredients

• 2 tablespoons olive oil
• 1/4 cup lime juice
• 1 teaspoon onion powder
• 1 medium red onion
• 3 large bell peppers
• 1 teaspoon salt
• 2 teaspoons ground cumin
• 1 teaspoon crushed red pepper flakes
• 4 boneless skinless chicken breasts
• 2 cloves garlic
• 12 small flour tortillas
• 2 teaspoons chili powder