In a small bowl, whisk together Lawry’s salt, garlic powder, chili powder, cayenne, and ¼ teaspoon black pepper. Rub all over chicken and let sit for 15 minutes. Preheat oven to 204 degrees C.
Place chicken on a parchment-lined rimmed baking sheet and brush with BBQ sauce. Bake until a thermometer inserted into the thickest part of the chicken reads 73 degrees C, 25 to 30 minutes. Let rest, then slice.
Meanwhile, in a large pot of boiling water, cook eggs for 10 minutes. Transfer to an ice bath. Once cool, peel and cut into quarters.
Wipe out and dry pot completely. Heat oil over medium heat until it bubbles up when you drop in a tortilla strip. Fry tortilla strips until golden, 1 minute. Transfer to a paper towel-lined plate. Season with salt.
Heat a large skillet over medium heat and add bacon. Stir occasionally until curly and crispy, 15 to 20 minutes. Transfer to a paper towel-lined plate, then crumble.
Meanwhile, make the garlicky ranch:Whisk all ingredients together in a small bowl and season with salt and pepper.
Arrange lettuce, tomatoes, avocado, cucumbers, and eggs on a platter. Top with bacon, blue cheese, and chicken. Drizzle with dressing and sprinkle with chives, tortilla strips, and more pepper.