Or regional cuisine (e.g. New England, Sicilian)
Alcohol for cooking (ex.wine) - France
Apples - US, UK
Asparagus - France
Bacon - US, UK
Banana - Tropical nations
Basil - France, Spain
Bean Curd/Tofu - China, Japan
Beans - Mexico
Beetroot - Australia
Broccoli - Australia, UK
Broad beans - US
Butter - Netherlands
Beef (Minced) - Australia
Beef Steak - US, Argentina
Brains (any animal) - Universal
Bread - Sliced - US, UK, Australia
Bread - Unleavened - Middle East
Bread Rolls - Europe, Australia
Buffalo/bison meat - US, Canada
Bush Food - Australia, South Africa, Botswana
Cabbage - Germany, E. Europe, UK
Capsicum/Bell Pepper - S.China, SE Asia, Mexico
Carrot - Universal
Cauliflower - UK
Cereal (Breakfast) - US, Australia
Cheese - Europe, N.America
Cheese - Cheddar, UK
Cheese - Goat's - Greece, Turkey, Lebanon
Cherries - US
Chicken - Universal
Chickpeas - India
Chocolate - Europe, especially Belgium and Switzerland
Chili Peppers - Universal
Clam - New England region - US
Coconut - tropical nations
Coriander (Cilantro) - Vietnam
Corn - Mexico
Cornbread - Mexico, S.America especially Brazil
Crab - N.America and E. Asia
Crackers/Biscuits (plain) - UK
Cream - Europe, N. America, Australia, New Zealand
Cream Cheese - US, particularly the Northeast
Curry Powder/Curry Leaves - India, SE. Asia
Cured Ham - UK
Cucumber - France, Malaysia
Cheese - Europe, Australia, NZ, US
Duck - France, China, Vietnam
Dumplings - China, Southern US, Central and Eastern Europe
Eggs - Universal
Eggs - Fried - US, Indonesia
Eggs - Hard Boiled - UK
Eel - UK, Japan
Fennel Seeds - France
Fish - Universal, especially Japan
Fish - Raw, Japan
Fish - Fried, UK, Japan, Spain, Turkey
Fish - Grilled, Middle East, Australia
Fish Balls - China, Thailand, Taiwan, Singapore
Fish Roe - E. Europe, Japan
Fish Sauce - Vietnam
Fried Foods - Southern US, Indonesia, UK
Garlic - Southern Europe and East and SE Asia
Ghee - India
Ginger - Korea, UK
Goat Meat - Middle East, E. Europe, India, Pakistan, Bangladesh
Goose - France
Grapes - Italy, Iran
Ham - Sliced - US, UK, Spain, France
Hazelnuts - Europe
Horseradish - Europe, S.Korea, Japan
Hummus - Morocco
Halumi Cheese - Middle East, SE Europe
Ice Cream - Universal, especially US, UK, Australia and NZ
Insects - Thailand
Kiwifruit - New Zealand, China
Lady's Fingers/Okra - Indonesia, Malaysia, Africa, Southern US
Lamb - UK, Middle East, N.India, Australia, NZ
Lard - Universal
Lentils - India, Western US
Lettuce - US, Australia, parts of Europe
Lemon - Universal
Lemongrass - Thailand
Liver - France
Lobster - US
Mangoes - Tropical nations, especially Thailand and the Philippines, Australia
Macaroni - US, Austria
Maple Syrup - Canada, N.US
Milk - Universal, especially prevalent in Mongolia
Mushrooms - Spain, Italy, Germany, Scandinavia, China, Japan, S.Korea
Mussels - Italy, Greece
Noodles - East and SE Asia
Noodles - Wheat, China
Noodles - Rice, S. China, Vietnam, Thailand, Cambodia, Japan
Noodles - Egg, China, Indonesia
Octopus - Greece, Japan, S.Korea
Olives - Mediterranean nations
Olive Oil - See above
Onions - Universal
Orange - Italy, Iran, China
Oregano - Italy
Oysters - France, US, UK, Australia
Packet Noodles - Indonesia
Paprika - Hungary
Pastries - France
Peaches - US
Peanuts - China, US
Pepper - India, China, Thailand, Vietnam, France
Pesto - Italy
Pickles - US, China
Pickled Food - Germany, S.Korea
Pineapples - US - Hawaii
Pistachio - Italy
Pork - UK, Spain, most of Europe, China, S.Korea
Potatoes - Germany, South Africa, Ireland, UK, US
Plantains - Caribbean
Pumpkin - UK, US
Radish - UK
Red Beans - Japan, Singapore
Rosemary - UK
Saffron - India
Salami - Italy, Spain
Sausage - Germany
Seaweed - Japan
Squash - South America
Squid - Italy, Greece, Croatia, SE Asia
Snails - France, Vietnam
Spring Onions - China
Spaghetti - Italy
Spinach - UK
Sour Cream - Mexico, E. Europe
Soy Sauce - China, Thailand, Japan
String beans - Not sure
Sunflower Seeds - US, Germany
Snow peas - Australia, SE Asia
Strawberries - UK
Stomach - Pigs, Sheep.etc - Europe esp. Spain, Czech, Germany, China
Sweet Potato - Caribbean
Taro - Pacific Islands, Africa, SE Asia
Toast - UK
Tomatoes - Italy, Mexico, Spain
Tomato Ketchup/Sauce - US, UK, Australia
Tripe - Spain, Germany, Poland, China
Turkey - US
Turmeric - SE Asia, India
Turnips - Germany
Truffles - France
Wild Boar - Pacific Islands
Wine (cooking) - Italy
Vanilla - Universal
Yam - Pacific Islands, Africa
Yoghurt - Greece
That's all I can think of right. Feel free to add this this extensive list!
Tell me if you agree/disagree.