Another non-vegetarian, but my staples are pretty much vegetarian (NB: I do quite a bit of cooking!):
Sauces:
-tomato
-soy
-ponzu
-passata
-mirin
-home-made pesto (in freezer)
-sriracha
-tobasco
-ketchup
-peri peri
-barbeque (3 different types)
Vinegars: rice, white, red, sherry, cider
Oils: sesame, extra virgin OO, regular OO, rapeseed oil
Alcohols: white wine, dry sherry, sake
Tins:
-loads of different beans, but chick pea and cannelini in particular
-artichoke hearts
-coconut milk
-tomato paste
Spreads/pastes
-dark miso
-light miso
-peanut butter
-almond butter
Pastas:
-soba
-udon
-spaghetti
-linguini
-fusili
Grains/pulses:
-jasmine rice
-sushi rice
-carnaroli rice
-long grain brown rice
-pearled spelt
-quinoa
-puy lentils
-red lentils
-bulgar whear
-giant couscous
-fine couscous
Fridge:
-eggs
-homous
-caramelized onions
-tofu
-long life beetroot
-spring onions
-carrots
-sweet potato
-celery
-buttermilk
-sambal oelek
-good parmesan cheese
-buttermilk
-lemons
-limes
Herbs/spices: salt (maldon, fine sea, fleur de sel), pepper (white and black), ginger, garlic, white onion, red onion, cinnamon (stick and ground), cumin (ground and whole), coriander (ground and whole), nutmeg, 5 spice powder, star anise, ground ginger, turmeric, tamarind, garam masala, paprika, smoked paprika, mild chili powder, saffron, vanilla beans