I've compiled a small list of some favorites over the past year that allow me to walk in most places confidently:

Hoisin sauce 海鮮醬
Oyster sauce 蠔油
Plum sauce 蘇梅醬
Sweet and sour sauce 糖醋醬
Black bean paste 蒜蓉豆豉
Shrimp paste 鹹蝦醬
Red vinegar 浙醋
Master stock æ»·æ°´
Char siu sauce 叉燒醬
Chu hau paste 柱侯醬
Chinese steamed eggs 蒸水蛋
Congee with lean pork and century egg 皮蛋瘦肉粥
Cantonese fried rice 炒飯
Sweet and sour pork 咕噜肉
Stewed beef brisket 柱侯牛腩
Steamed spare ribs with fermented black beans and chili pepper 豉椒排骨
Steamed frog legs on lotus leaf
荷葉蒸田雞
Steamed ground pork with salted duck egg 鹹蛋蒸肉餅
Blanched vegetables with oyster sauce 油菜
Stir-fried hairy gourd with dried shrimp and cellophane noodles
大姨妈嫁女
Stir-fried water convolvulus with shredded chili and fermented doufu 椒絲腐乳通菜
Zaa Leung 炸兩
Yau Zaa Gwai 油炸鬼
Dace fish balls 鯪魚球
Deep-fried marinated pigeon 燒乳鴿
Steamed fish 蒸魚
Steamed scallops with ginger and garlic 蒜茸蒸扇貝
White boiled shrimp 白灼蝦
Lobster with ginger and scallions 薑蔥龍蝦
Mantis shrimp 攋尿蝦
Wonton noodle 雲吞麵
Beef chow fun 乾炒牛河
Chow mein 炒麵
Jook-sing noodles 竹昇麵
Lo mein 撈麵
Noodle soup with beef brisket
牛腩麵
Rice noodle roll 豬腸粉
Rice noodles 河粉
Silver needle noodles 銀針粉
Yi mein 伊麵
Char siu 叉燒
Roast duck 燒鴨
Roast goose 燒鵝
Roasted pig 燒肉
Beef entrails 牛雜
Beef stew 牛腩
Chicken scraps 雞雜
Duck gizzard 鴨腎
Pig tongue 豬脷
White cut chicken 白切雞
Orange cuttlefish 鹵水墨魚
Poached duck in master stock
æ»·æ°´é´¨
Soy sauce chicken 豉油雞
White rice with Chinese sausage and char siu 臘腸叉燒飯
White rice with goose entrails and roasted goose 燒鵝鵝腸飯
Siu mei platter 燒味拼盤
Siu lap platter 燒臘拼盤
Layered egg and beef over rice
窩蛋牛肉飯
Minced beef patty over rice
肉餅煲仔飯
Pork spare ribs over rice
排骨煲仔飯
Steamed chicken over rice
蒸雞肉煲仔飯
Meat and Preserved Chinese sausage over rice 蠟味煲仔飯
Crispy fried chicken 炸子雞
Seafood birdsnest 海鲜雀巢
Roasted suckling pig 燒乳猪
Fried tofu with shrimp
蝦仁炒豆腐
Roast young pigeon 乳鴿
Salt and pepper rib 椒鹽骨
Salt and pepper squid 椒鹽魷魚
Salt and pepper shrimp 椒鹽蝦
Sour spare ribs 生炒排骨
Taro duck 陳皮芋頭鴨
Yeung Chow fried rice 揚州炒飯
Red bean soup 紅豆沙
Black sesame soup 芝麻糊
Sai mai lo 西米露
Sweet potato soup 番薯糖水
Mung bean soup 綠豆沙
Dau fu fa 豆腐花
Guilinggao 龜苓膏
Sweet Chinese pastry 糕點
Coconut bar 椰汁糕
Shaved Ice 刨冰
Steamed egg custard 燉蛋
Steamed milk custard 燉奶
Double skin milk 雙皮奶
Braised abalone 燜鮑魚
Jellyfish 海蜇
Shark fin soup 魚翅湯
Sea cucumber 海參
Swallow's nest soup 燕窩

I hope this helps you.