Promised Land CSA » Cream of asparagus soup with garlic and parmesan

Ingredients

• 4 cups low or no-sodium vegetable or chicken broth
• 2 Tbsp. butter
• 1 small onion
• 2 lbs. asparagus
• 4 cloves garlic
• ½ tsp. salt
• 2 oz. Parmesan cheese
• 1/2 cup heavy whipping cream