Easy Chicken Tetrazzini

Ingredients

• 2 cups baby bella mushrooms
• 4 tablespoons olive oil
• 4 tablespoons unsalted butter
• 2 boneless skinless chicken breasts
• 2 cups parmesan cheese
• 1/2 teaspoon black pepper
• 1 cup frozen green peas
• 1/2 cup bread crumbs
• 2 teaspoons fine sea salt
• 1/2 cup heavy cream
• 4 tablespoons all-purpose flour
• 1/2 teaspoon garlic powder
• 12 ounces broad egg noodles
• 1/2 yellow onion
• 1 1/2 cups milk