{"id":2215,"slug":"mushroom-ketchup","title":"Mushroom Ketchup","description":"Mushroom ketchup is a seasoning.","ingredients_raw":["2 lbs edible mushrooms, chopped","3 tbsp salt","1 onion, chopped","2 tbsp finely ground fresh horseradish","1 tbsp lemon zest","¼ tsp cloves","½ tsp allspice","¼ cup cider vinegar","1 pinch of ground cayenne"],"ingredients_norm":["edible mushroom","salt","onion","ground fresh horseradish","lemon zest","clove","allspice","cider vinegar","ground cayenne"],"steps":["Combine the mushrooms and salt. Stir, smash well, and let rest 10 minutes.","Transfer mushrooms to a non-metal container, such as a ceramic crock. Cover and let sit overnight.","Combine the mushrooms, onion, horseradish, lemon zest, cloves, allspice, vinegar, and cayenne. Bring to a simmer and cook for 15 minutes.","Drape a clean cloth over a bowl. Pour the mixture over the cloth, and squeeze to extract all the liquid. The liquid is the mushroom ketchup."],"categories":["Condiment recipes","Recipes using lemon zest","Recipes using mushroom","Recipes using onion","Recipes using clove","Recipes using horseradish","Recipes using allspice","Recipes using vinegar","Recipes using cayenne","Recipes for ketchup"],"prep_time_minutes":null,"cook_time_minutes":null,"total_time_minutes":null,"servings":null,"yield_text":null,"difficulty":"easy","source_name":"wikibooks","source_url":"https://en.wikibooks.org/wiki/Cookbook:Mushroom_Ketchup","source_ref":"4498603","authors_url":"https://en.wikibooks.org/w/index.php?title=Cookbook:Mushroom_Ketchup&action=history","license":"CC BY-SA 4.0","license_url":"https://creativecommons.org/licenses/by-sa/4.0/","extraction_confidence":null,"content_hash":"a4a3872446626584807a9c2efddb57fda10d955dd85f2d5764dff42583d212a8","created_at":"2026-08-02T14:43:10Z","updated_at":"2026-08-02T14:43:10Z","notice":null,"url":"https://recipecontextprotocol.com/recipes/mushroom-ketchup"}