How do you organize your vocabulary?

How do you organize your vocabulary? Here is a suggestion from our current unit.

Food	Things in the kitchen	Ways to cook (verbs)
Beef / Lamb red / green Pepper Peas Aubergine Courgettes Carrots Beans  (lentils, chick peas) Prawns /shrimp Chicken Butter /oil Biscuits (uk)/ cookies (us) Eggs Ham Jam /marmalade Honey (sweetener) Molasses Rice Couscous Fish Pasta (macaroni) Onions Garlic Broccoli Cauliflower Potatoes Tomatoes	An oven A freezer (Long-term storage) A fridge  (storage) A cooker A blender A grill A frying pan A saucepan A rubbish bin  A microwave (oven)	To boil To roast / broil To bake To grill To steam To fry To heat up To microwave To mix To liquidize