Created by SingleDadChef on June 21, 2014
Step 1: Heat a grill to high heat. Grill the jalapenos on both sides.
Step 2: Whisk together the vinegar and egg yolk in a bowl. Pour in the oil, whisking constantly, until emulsified. Blend the grilled jalapenos with the mayo. Add salt and pepper.
Step 3: Spoon on grilled burgers.