Best Classic Shepherd's Pie Recipe | Easy Comfort Food

Ingredients

• 2 tbsp olive oil.
• 1 cup yellow onion, chopped.
• 1 lb 90% lean ground beef or lamb.
• 2 tsp dried parsley.
• 1 tsp dried rosemary.
• 1 tsp dried thyme.
• 1/2 tsp salt.
• 1/2 tsp black pepper.
• 1 tbsp Worcestershire sauce.
• 2 garlic cloves, minced.
• 2 tbsp all-purpose flour.
• 2 tbsp tomato paste.
• 1 cup beef broth.
• 1 cup frozen peas & carrots.
• 1/2 cup frozen corn.
• 1 1/2-2 lb russet potatoes, peeled and cubed.
• 8 tbsp unsalted butter.
• 1/3 cup half & half.
• 1/2 tsp garlic powder.
• 1/4 tsp black pepper.
• 1/4 cup parmesan cheese.