{"id":5476,"slug":"mustard-sauce","title":"Mustard sauce","description":"From The Hotel St. Francis Cook Book (1919) by Victor Hirtzler.","ingredients_raw":["one pint of cream sauce","two spoonfuls of French mustard"],"ingredients_norm":["cream sauce","french mustard"],"steps":["To one pint of cream sauce add two spoonfuls of French mustard, and mix well."],"categories":[],"prep_time_minutes":null,"cook_time_minutes":null,"total_time_minutes":null,"servings":null,"yield_text":null,"difficulty":null,"source_name":"gutenberg","source_url":"https://www.gutenberg.org/ebooks/39550","source_ref":"pg:39550:w79:4","authors_url":null,"license":"Public domain (US)","license_url":null,"extraction_confidence":0.97,"content_hash":"f8b62330256e8c70f688efe9425e6979a11abceac7b9908543e4aeac332b7e1f","created_at":"2026-08-02T16:44:05Z","updated_at":"2026-08-02T17:11:32Z","notice":"Historical recipe (1919), reproduced as published: it may reflect its era's ingredients, language, and food-safety practices. Apply modern judgment on cooking temperatures and preservation.","url":"https://recipecontextprotocol.com/recipes/mustard-sauce"}