01 -
Simmer chicken stock and sage in Dutch oven while preparing garlic.
02 -
Peel and halve garlic cloves, remove centers. Boil 3-4 minutes, drain and mash finely.
03 -
Add mashed garlic to stock, simmer gently 10 minutes.
04 -
Blend egg yolk, mustard, salt and oil with immersion blender until emulsified. Add egg white if needed.
05 -
Optional: strain soup. Temper mayonnaise with hot soup, then add to pot. Heat without boiling.