Salt-and-Vinegar Spanish Tortilla With Quick Cheaty Allioli Recipe

Name: Salt-and-Vinegar Spanish Tortilla With Quick Cheaty Allioli Recipe
Prep time: 5 min
Cook time: 15 min
Total time: 20 min
Yield: 8
Ingredients: For the Cheaty Allioli:; 1/2 cup (120ml) mayonnaise; 2 medium garlic cloves, finely minced or grated on a Microplane grater (about 2 teaspoons; 10g); 3 tablespoons (45ml) extra-virgin olive oil; 2 teaspoons (10ml) water; Kosher salt and freshly ground black pepper; For the Tortilla:; Up to 1/4 cup (60ml) extra-virgin olive oil, divided; 1 small onion, finely sliced (about 3/4 cup; 170g); 5 large eggs; 1 tablespoon (15ml) sherry or white wine vinegar (optional); 3 cups (about 2 1/2 ounces) kettle-style salt-and-vinegar chips