all purpose flour bacon bay leaf bell pepper butter carrot cayenne pepper celery celery stalk chicken broth chicken stock clove garlic dijon mustard dry white wine egg egg yolk extra virgin olive oil flat leaf parsley flour fresh corn fresh ground black pepper fresh lemon juice fresh parsley fresh tarragon fresh thyme fresh thyme sprig garlic garlic clove green onion ground white pepper kosher salt lemon juice milk mushroom olive oil onion parmesan parmesan cheese parmigiano reggiano red bell pepper salt shallot unsalted butter vegetable oil water white wine yellow onion