Five Spice Pork with Asian Slaw Recipe

Name: Five Spice Pork with Asian Slaw Recipe
Ingredients: 1-pound boneless pork loin roast; Kosher salt; 1 tablespoon plus 1/2 teaspoon Chinese five-spice powder, divided; 1 tablespoon vegetable oil; 5 ounces mixed mushrooms such as button, oyster, or hen of the woods; 2 tablespoons mayonnaise; 1 tablespoon water; 2 teaspoons rice vinegar; Up to 1 tablespoon sriracha (to taste); 1 quart shredded green or napa cabbage (about 1 small); 4 green onions, finely sliced; 1 cup (about 1 bunch) roughly chopped fresh cilantro; Freshly ground black pepper; 1/2 cup salted roasted peanuts, roughly chopped