Recipe: <!-- -->New and Improved Green Bean Casserole<!-- --> | Whole Foods Market

Ingredients

• 2 tablespoons unsalted butter or canola oil
• 1 small yellow onion, chopped
• 5 ounces button mushrooms, sliced
• 1 pound blanched green beans, cut into 2-inch pieces, or 1 (1-pound) bag frozen, cut green beans, thawed and drained
• 1/2 cup reduced-fat sour cream
• 1/4 cup dry bread crumbs
• 3/4 cup mushroom broth
• 1/4 teaspoon fine sea salt
• 1/2 cup grated Parmesan, optional
• 3 ounces onion-flavored potato chips
• 1/8 teaspoon ground black pepper