ask the restaurant before ordering

ask: “is this dish vegetarian, including the sauce and how it is prepared?”

ask: “does this dish contain gluten, and is there a risk of cross-contact during preparation?”

ask: “does this dish contain meat or meat stock, including its sauces?”

ask: “what is the net carbohydrate content of the complete serving?”

ask: “can you confirm the ingredients, sourcing and preparation are kosher?”