Step 1

Peel, deseed, and dice the avocado. In a mixing bowl, combine it with onion, tomato, lime, and Tabasco, crushing the avocado into a chunky spread.

Step 2

Heat a fry pan or grill until very hot. Grill burgers for 4 minutes on each side, then turn again and cook for another 4 minutes. Top with cheese and cover for 2 minutes to allow it to melt.

Step 3

Mix sour cream and jalapenos together, seasoning with salt and pepper.

Step 4

Grill the bread and assemble the burger with a generous amount of guacamole, crushed tortilla, burger, lettuce, and sour cream.