Greek Chicken without rolls dressing

2 chicken breasts 2 sm. onions , cut in pcs 2 stalks celery , cut in pcs 2 carrots , cut in pcs 2 quart. water 1/4 c. rice 1 egg , separated 4 teaspoon lemon[...]

1 teaspoon canola oil 1 medium onion diced 3 cloves garlic , minced or pressed 3 carrots , finely diced or shredded 8 cups chicken stock 1 cup uncooked orzo 3[...]