Buffalo Grilled Cheese With Broccoli Slaw

Name: Buffalo Grilled Cheese With Broccoli Slaw
Ingredients: 6 tablespoons unsalted butter, at room temperature; 5 tablespoons hot sauce (such as Frank’s); 6 slices thick-cut bacon; 1/4 cup mayonnaise; 3 tablespoons sour cream; 2 tablespoons apple cider vinegar; 1 tablespoon honey; 1 teaspoon celery seeds; 1/2 teaspoon mustard powder; 1 10-ounce bag broccoli slaw; 2 stalks celery, thinly sliced; Kosher salt and freshly ground pepper; 8 slices white sandwich bread; 2 cups shredded pepper Jack cheese (about 8 ounces); 1/2 cup crumbled blue cheese; 4 slices vine-ripened tomato