No. 42 Sauce Provençale chaude.
Put two yolks of egg in a stewpan, with half a tablespoonful of flour, half a clove of garlic well scraped, a small quantity of cayenne pepper, two ounces of butter, half a teaspoonful of salt, and the juice of half a lemon; place it over a moderate fire, and stir it until it becomes rather thick; then take it off the fire, stir in two tablespoonfuls of oil by degrees, then eight of melted butter; if you should require to warm it again, stir it in a bain marie of hot water. Use where required.