…a creamy sauce made with butter, onions, and vinegar or lemon juice, usually served with seafood dishes…
…a mixture of flour and butter used for thickening sauces or soups…
…a sauce of butter cooked until golden or brown, usually flavored with capers, herbs, vinegar, etc.…
…to want to have one's cake and eat it…
…it brings in a nice bit of extra money…
