(Lean) Green Bean Casserole - F-Factor

Ingredients

• 1 (14-oz) bag of frozen whole green beans (or about 4 cups fresh)
• 1 (8-oz) package of mushrooms, thinly sliced (about 1 cup)
• 1 medium onion, finely chopped
• 1 tsp garlic, chopped
• 1 cup plain nonfat Greek yogurt
• 1 tsp cornstarch
• 1 tsp salt
• 1/2 tsp freshly ground black pepper
• 1 packet Stevia (or other nonnutritive sweetener)
• 1 Tbsp minced dried onion
• 1/2 cup grated Parmesan cheese
• 1/2 cup coarse wheat bran