all purpose flour apple cider vinegar bacon bay leaf bell pepper butter carrot cayenne pepper celery rib celery salt celery seed celery stalk chicken broth chicken stock dijon mustard dried thyme leaf dry mustard dry white wine egg extra virgin olive oil flour fresh ground black pepper fresh lemon juice fresh parsley fresh thyme garlic garlic clove green bell pepper green onion green pepper heavy cream kosher salt lemon juice low salt chicken broth mayonnaise milk olive oil onion paprika parsley sour cream sugar unsalted butter vegetable oil water worcestershire sauce yellow onion