Place burgers on a platter and drizzle with olive oil, salt and pepper. Let come to room temperature before placing on hot grill.
Grill burgers on a pre-heated grill for 6-7 minutes per side or until they reach an internal cooking temperature of 160 degrees. Remove from heat and let rest 5-10 minutes
While burgers are resting, prepare Creamy Tahini Garlic Mayo by whisking together mayo, tahini, lemon juice, garlic and salt. Slowly drizzle in warm water and whisk until mayo becomes light and fluffy.
Serve burgers on bun of choice and spread with Creamy Tahini Garlic Mayo and condiments of choice such as lettuce, pickles and red onion.