Created by DanD on May 14, 2013
Step 1: Mix the sherry vinegar and sugar in a small bowl until the sugar is dissolved.
Step 2: Heat the oil in a saucepan over medium heat. Add the shallot, serrano, and a pinch of salt and cook, stirring occasionally, until the shallot is tender and translucent, 3 to 4 minutes.
Step 3: Add the roasted red peppers and cook for 1 minute. Add the vinegar mixture and simmer until the liquid is mostly evaporated, 7 to 9 minutes. Stir in the thyme, season to taste with salt and pepper.
Step 4: Cool to room temperature then refrigerate 24-48 hours.