Chile-head Patty Melts

• 16 chipotle puree
• 8 green chiles mild (diced)
• 4 hamburger buns
• 1 onion (sliced)
• 1 burger patty
• 3,600 gr hamburger patties
• 60 ml mayonnaise
• 4 slices pepperjack cheese
• 1 slice mustard catsup chipotle peppers tomatoes (hot diced sliced)