Like it says in the link you were given by Bluetit
Meat, fish, eggs, butter, cheese, plain Greek yoghurt and cream
Vegetarian protein such as tofu and TVP
Above-ground green vegetables, tomatoes, avocados, nuts as a good snack
Berry fruits in moderation (blueberries, raspberries, blackberries, strawberries)
Occasional small amounts of dark chocolate (85% cocoa or more)
Tea, coffee (try with cream instead of milk)
Plenty of water
Red wine, dry white wine, champagne, spirits in sensible amounts
This is what I eat, I don't have the alcohol though, but that's personal choice.