According to various sources, including The Points Guy, Cruise Watch, and Food & Wine, the following cruise lines are known for having the best food:

1. Carnival Cruise Line: Carnival is known for having the best all-around food of any mainstream cruise line, with high-quality options despite its relatively low fares.

2. Celebrity Cruises: Celebrity Cruises consistently ranks at the top of members lists for the best dining, with high-quality food and a variety of options.

3. Holland America Line: Holland America Line is considered the best affordable foodie cruise, with immersive food-themed cruises, impeccable onboard Chef’s Tables, and cooking demonstrations led by celebrity chefs.

4. Oceania Cruises: Oceania Cruises is known for its international cuisine, with a variety of dining options and high-quality food.

5. Regent Seven Seas Cruises: Regent Seven Seas Cruises offers gourmet cuisine with a focus on fresh, locally sourced ingredients.

6. Viking: Viking offers a variety of dining options, including regional cuisine and a Chefs Table experience.

Its worth noting that food preferences are subjective, and what one person considers the best food may not be the same for another. Additionally, some cruise lines may have better food in certain areas (such as specialty restaurants) than others.