Bacon, Lettuce, and Avocado Sandwich With Herb Aioli BLT energy, no tomato required. Serious Eats / Morgan Hunt Ward, Prop Stylist: Josh Hoggle, Food Stylist: Jennifer Wendorf Why It Works Blending fresh herbs into the aioli yields a smooth, bright green sauce in seconds. Toasting the bread in bacon fat builds deep, savory flavor and creates a crisp surface that holds up to the fillings. A BLT sandwich without peak-season tomatoes isn't just disappointing—it's a waste of good bacon. Out-of-season tomatoes, with their pale interiors and mealy texture, have a way of dragging the whole sandwich down with them. And yet, the craving for that perfect crisp, fatty, crunchy, creamy stack of a sandwich doesn't politely limit itself to peak summer tomato season. That's where this Green BLA (bacon, lettuce, avocado) comes in. This version, developed by Amanda Stanfield in our Birmingham, Alabama, test kitchen, is less a substitute and more a lateral move.…