Pimiento Cheese Burger

Name: Pimiento Cheese Burger
Ingredients: 4 cups grated Cheddar; 1/2 cup mayonnaise; 1/4 cup jarred pimientos; 1 tablespoon pickle relish; 1 teaspoon onion powder; 1/2 teaspoon kosher salt; 1/4 teaspoon freshly ground black pepper; Hot sauce, as needed, optional; 1 pound ground beef; 1 teaspoon garlic powder; 1 teaspoon kosher salt, plus more for the buns; 1/2 teaspoon freshly ground black pepper; 4 tablespoons unsalted butter, at room temperature; 4 sesame seed buns; 8 slices crispy cooked bacon; Bibb lettuce, for topping; Pickles slices, for topping; Hot sauce, for serving, optional