He took it and even then his Avastha did not change.
He shared his experience in Guru Granth Sahib relating it with Love with God.
ਮੀਨੁ ਪਕਰਿ ਫਾਂਕਿਓ ਅਰੁ ਕਾਟਿਓ ਰਾਂਧਿ ਕੀਓ ਬਹੁ ਬਾਨੀ ॥
ਖੰਡ ਖੰਡ ਕਰਿ ਭੋਜਨੁ ਕੀਨੋ ਤਊ ਨ ਬਿਸਰਿਓ ਪਾਨੀ ॥੨॥
Mīn pakar fāŉki▫o ar kāti▫o rāŉḏẖ kī▫o baho bānī.
Kẖand kẖand kar bẖojan kīno ṯa▫ū na bisri▫o pānī. ||2||
A fish is caught, cut up, and cooked it in many different ways.
Bit by bit, it is eaten, Even then, i do not forget Pani. ||2|| (Water is Sarang Pani or Jal of Babiha i.e Soul)
Note: Another interpretation prevails which says that when fish is eaten, fish looks for water inside stomach, which is not scientific or even Spiritual explanation. Have we seen any Living being got killed and still asking for water after death?
Note: If Bhagat Ravidas Ji was so strict vegetarian then He could not give such utterance for Vegetarian Sangat. Relating his love to god with cooked fish in stomach is....