Lean fillet, as of lamb

• Beurre __: hazelnut butter
• Chocolate made with hazelnuts
• Piece of meat stuffing baguettes, I once recalled
• Sweet piece of meat
• Sweet little letter containing crossword compiler’s admission?
• Lean meat cut
• Small round cut of meat

Wiktionary Word definitions in Wiktionary
a. flavoured with hazelnuts n. a small round thick slice of meat (in particular, lamb or veal) that has been deboned

Wikipedia Word definitions in Wikipedia
Noisette (which means hazelnut in French) can refer to: A small round piece of lean meat, especially lamb Beurre noisette , browned butter used in cooking Sauce noisette, a type of Hollandaise sauce made with browned butter A chocolate made with hazelnuts ...