Cocktail Recipes.
TheCocktailDB API is a free Food & Drink API that requires apiKey authentication, is served over HTTPS and supports CORS, so it can be called from the browser.
Instructions for the Free Cocktail API in JSON format
Details from thecocktaildb.com.

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The TheCocktailDB API is provided by TheCocktailDB.com (thecocktaildb.com). Instructions for the Free Cocktail API in JSON format
Yes. The TheCocktailDB API is listed in the Food & Drink category of the public-apis directory, which only includes APIs that are free or have a free tier. Check its documentation for rate limits and paid plans.
Yes. The TheCocktailDB API uses apiKey authentication, so you need to register for credentials before making requests.
Yes. The TheCocktailDB API supports CORS, so front-end JavaScript can call it directly.
Yes. The TheCocktailDB API is served over HTTPS, so it's safe to use in production.