Put a “Find us on FoodDirect” badge on Staybridge Suites London - Heathrow Bath Road, an IHG Hotel’s own website. It links to your FoodDirect page, with your hours, menu and how to get in touch.
WordPress: add a “Custom HTML” block. Wix: Add → Embed code → Embed HTML. Squarespace: add a Code block. Anything else: wherever your site lets you add HTML, often in the footer.