Bring a few quarts of water to a boil for pasta.
Place the chicken in a food processor and finely chop. Place in a bowl and make a well, add breadcrumbs, milk, eggs, salt and pepper, nutmeg, cheese, parsley, garlic, onion and EVOO. Roll the meat into balls, about 2 inches. Heat stock in a deep skillet, and when it boils, add dumplings and simmer 12-15 minutes. Wilt in escarole.
Salt boiling water. Cook pasta about 5 minutes, reserve a half cup of starchy water, drain and add pasta back to pot. Add butter to toss, season with salt. Add lemon juice to dumplings and greens. Arrange the egg noodles in a large bowl and gently combine with the dumplings and greens and their sauce. Use the starchy water to moisten pasta if necessary. Top the noodles with cheese and herbs to serve.