A very light but totally satisfying dish! Will make again!

Servings: 4

1 cup orzo pasta
2 tablespoons olive oil
1 small onion, diced
2 cloves garlic, minced
8 ounces mushrooms, sliced
4 cups fresh spinach
2 cups vegetable broth
1/4 cup grated Parmesan cheese
Salt and pepper to taste