Italian Keto Meatballs with Mozzarella

Ingredients

• 1 lb ground beef or ground turkey
• 3/4 cup shredded Parmesan cheese
• 1 egg
• 1 tsp salt
• 1/2 tbsp dried basil
• 1/2 tsp onion powder
• 1 tsp garlic powder
• 1/2 tsp ground black pepper
• 3 tbsp olive oil
• 1 3/4 cups canned whole tomatoes
• 2 tbsp fresh parsley, finely chopped
• 7 oz. fresh spinach
• 2 oz. butter
• 5 oz. fresh mozzarella cheese
• salt
• pepper