Elegant Glazed Halibut

• 1 pound Alaskan Halibut fillets, • 1/2 tbsp olive oil • 1/2 cup mushrooms, thinly sliced • 1/4 cup green onion, minced • 1 clove garlic, minced • 1/4 tsp pepper • 1/4 tsp salt • 1/4 cup dry