Chipotle Cheddar Burgers with Grilled Mango Slices and Adobo Mayonnaise - Sutter Home Family Vineyar

Ingredients

• 2 cups mayonnaise
• 2 tablespoons adobo sauce from chipotle can
• 1 tablespoon fresh cilantro, coarsely chopped
• 2 pounds 85% lean ground beef
• 1 can (7 oz.) chipotle peppers in adobo sauce-seeded and finely minced
• 1 medium red onion- finely chopped
• 1 tablespoon+1teaspoon chili powder
• 6 cloves garlic- minced or forced through a garlic press
• Juice of 1 lime
• 3 small, ripe mangoes
• olive oil for brushing the grill
• 6 sandwich slices sharp cheddar cheese
• 6 hamburger-sized ciabatta rolls
• 6 leaves green leaf lettuce