Theorie:
To speak about vegetables, you need the appropriate vocabulary.
Artichoke - a round, green vegetable with thick, pointed leaves covering the outside;
Aubergine - an oval, purple vegetable that is white inside;
Green peas - a small, round, green seed that people eat as a vegetable;
Cabbage - a large, round vegetable that consists of a lot of thick leaves;
Cauliflower - a large, round, white vegetable with thick, green leaves around the outside;
Brussels sprouts - a green vegetable like very small cabbages;
Kelp - a large, brown plant that grows in the sea, used in some foods and medicines;
Onion - a round vegetable with layers that has a strong taste and smell;
Cucumber - a long, green vegetable that you eat raw in salads;
Tomato - a soft, round, red fruit eaten in salad or as a vegetable;
Beans - a seed case of some climbing plants that is eaten as a vegetable.
Examples.
She grows cucumbers in her garden.
Sam doesn’t eat onions.
Shall I add Brussels sprouts in this salad?
It is popular to eat kelp.