umami

aged foods (e.g., cheese)
anchovies
beef, esp. aged
bonito flakes
broccoli
carrots
cheese, aged (e.g., blue, Gruyère, Parmesan, Roquefort)
chicken
clams
cured foods
fermented foods
fish sauce, Asian
grapefruit
grapes
ketchup
lobster
mackerel
meats
miso
mushrooms, esp. shiitake
oysters
pork
potatoes
ripe ingredients
sardines
sauces, meat-based
scallops
seafood
seaweed, dried
soy beans
soy sauce
squid
steaks, esp. dry-aged, grilled
stocks, meat-based
sweet potatoes
tea, green
tomatoes and tomato sauce
truffles
tuna
vinegar, balsamic
walnuts