Quick Shepherd's Pie | Cooking Professionally

Ingredients

• 1 pound ground beef
• 1 cup onion, chopped
• salt, to taste
• pepper, to taste
• 2 cups frozen corn, thawed
• 2 cups frozen peas, thawed
• 2 tablespoons ketchup
• 1 tablespoon Worcestershire sauce
• 2 teaspoons garlic, minced
• 1 tablespoon cornstarch
• 1 teaspoon beef bouillon granules
• 1/2 cup cold water
• 1/2 cup sour cream
• 3 1/2 cups mashed potatoes, cooked
• 3/4 cup cheddar cheese, shredded