Keto Shepherd’S Pie

Ingredients

• 2 (20-oz.) pkg. frozen mashed cauliflower (such as Green Giant)
• 4 1/2 ounces Parmesan cheese, grated (about 1 1/8 cups), divided
• 1 pound 85/15 lean ground beef
• 1 cup chopped yellow onion (from 1 onion)
• 1 cup chopped carrots (from 2 carrots)
• 1 tablespoon chopped garlic (from 2 large cloves)
• 1 (14.5-oz.) can diced tomatoes, drained
• 3/4 cup beef broth
• 1 tablespoon cornstarch
• 1 1/4 cup fresh English peas
• 2 teaspoons Worcestershire sauce
• 1 teaspoon kosher salt
• 1/2 teaspoon black pepper
• 1/2 teaspoon paprika