Chicken and Waffles

Name: Chicken and Waffles
Ingredients: Vegetable oil, for shallow frying; 1/4 cup hot sauce; 1 large egg, lightly beaten; 8 chicken tenders (about 1 pound); 3/4 cup instant flour (such as Wondra); 1 teaspoon poultry seasoning; Kosher salt and freshly ground pepper; 3 tablespoons unsalted butter; 2 scallions, sliced, plus more for garnish; 1 1/2 cups low-sodium chicken broth; 4 buttermilk or Belgian-style frozen waffles; Maple syrup, for serving