Meatball-Potato Pie Recipe - (4.5/5)

Ingredients

• 2 medium zucchini, grated (about 2 cups)
• 1 teaspoon olive oil
• 1/2 pound lean ground beef
• 1/4 cup bread crumbs
• 2 large eggs, divided
• 1/4 cup chopped yellow onion
• 1 clove garlic, minced
• 2 tablespoons chopped fresh parsley
• 1 teaspoon Dijon-style mustard
• 2 cups mashed potatoes
• 1 1/2 cups skim milk
• 1/2 teaspoon dried thyme
• 1/4 teaspoon black pepper
• 2 tablespoons grated Parmesan cheese