Fried Sliced Mushrooms with Ranch

– 1 pound fresh mushrooms, wiped clean and thickly sliced
– 1 cup all-purpose flour
– 2 eggs, beaten
– 2 cups breadcrumbs or cracker crumbs
– 1/2 teaspoon garlic powder
– 1/2 teaspoon onion powder
– Salt and pepper to taste
– Vegetable oil for frying
– Homemade or store-bought ranch dressing for serving