Greek-Style Lemon Chicken Soup

Name: Greek-Style Lemon Chicken Soup
Cuisine: European, Mediterranean, Greek
Ingredients: 2 chicken breasts; 1/2 white onion (diced); 2 carrots (diced); 4 cloves garlic (crushed/diced); 2 cups cauliflower rice or 1 cup uncooked orzo; 2-3 tbsp fresh dill and parsley (+ more to serve); 3 egg yolks; 2 lemons; 2 tbsp olive oil (+ more to serve); 8 cups chicken broth; 1 tsp salt & pepper (+ more to taste)