What to eat as a quasi-vegetarian

I've been without meat for a week. I plan to do this for a few months. I eat eggs, dairy and fish so there is no risk of deficiencies. Nevertheless, it could be challenging in the long run.

Preview

1. Breakfasts: Yoghurt with oatmeal, honey and berries.

2. Lunch: Especially pasta dishes and potato dishes.

Also once a week fish, especially sardines.

3. In the afternoon: cake and strudel.

4. In the evening: bread, cheese, pickled vegetables, nuts.

And lots of different vegetable soups.

5. Let's see if there are cookbooks for pescetarians.