Umami Bomb (Stuffed Mushrooms)

Name: Umami Bomb (Stuffed Mushrooms)
Prep time: 15 min
Cook time: 15 min
Yield: 12
Ingredients: 24 button mushrooms; 2 tbsp (30 ml) butter; 1/2 tsp (2 ml) onion powder (club house); 1 tbsp (15 ml) paprika (club house); 1/4 tsp (1 ml) black pepper coarse grind (mccormick ); 1/4 tsp (1 ml) caraway seed (mccormick ); 1/2 cup (125 ml) tomato paste; 1 cup (250 ml) grated real Parmesan cheese, divided; 1/4 cup (50 ml) balsamic vinegar; 1/4 cup (50 ml) soy sauce; 2 tsp (10 ml) Fish Sauce (thai kitch); 1 cup (250 ml) panko (Japanese bread crumbs)