In medium bowl, gently mix together beef, cilantro, green onion, jalapeño, garlic, chili powder, 1 teaspoon lime peel and salt. Shape into 4 (4½ inch) patties about ¾ inch thick.
Grill 8 to 10 minutes or until thoroughly cooked and no longer pink in center, turning once.
Top each burger with 1 slice cheese; grill 1 minute or until cheese has melted. Spread each roll with the Jalapeño-Lime Mayonnaise. Place lettuce on rolls; top with burgers.
For Jalapeño-Lime Mayonnaise: mix ½ cup mayonnaise, 2 tablespoons lime juice (adjust according to taste preference), 2 teaspoons grated lime peel, 1 tablespoon jalapeño, finely-chopped. In small bowl, stir together all ingredients.
- 1/2 cup Mayonnaise
- 2 tablespoons Lime Juice (adjust according to taste preference)
- 2 teaspoons Grated Lime Peel
- 1 tablespoon Jalapeño (finely-chopped)