Take one's order means to get the list of foods and drinks that someone likes.

A mix of means two or more different things combined together.

Mayonnaise is a thick, white sauce made from oil, vinegar, and the yellow part of eggs.

Garden salad is a salad made with vegetables that are commonly grown in a garden (such as lettuce, tomato, and cucumber)

Dressing is a liquid mixture, often containing oil, vinegar, and herbs, added to food, especially salads.

Thousand Island Dressing is a dressing for salad made of mayonnaise with ketchup, orange juice and olive oil.

Italian Dressing is a dressing for salad made of olive oil, vinegar, chopped herbs and lemon juice.