Butyric acid, also known under the systematic name butanoic acid, abbreviated BTA, is a carboxylic acid with the structural formula CH3CH2CH2-COOH. Salts and esters of butyric acid are known as butyrates or butanoates. Butyric acid is found in milk, especially goat, sheep and buffalo milk, butter, parmesan cheese, and as a product of anaerobic fermentation. It is also suspected to be found in milk chocolate produced by the Hershey process, or added to imitate the flavour of Hershey's chocolate.
Step 4. Place the grouper fillets onto the hot fish grate. Let the grouper grill for three to four minutes. Slide a spatula beneath the grouper fillets to turn them and grill for an additional three to four minutes, or until the internal temperature of the grouper reaches 125 to 140 degrees Fahrenheit.et the grouper grill for three to four minutes. Slide a spatula beneath the grouper fillets to turn them and grill for an additional three to four minutes, or until the internal temperature of the grouper reaches 125 to 140 degrees Fahrenheit.
1 Do not add any liquid and do not cover the skillet. 2  Reduce the heat to medium and cook until medium rare to medium (145 degrees F to 160 degrees F). 3  This should take 10 to 13 minutes for a 1-inch filet, longer for a thicker filet. 4  Turn the meat occasionally for even browning. Do not add any liquid and do not cover the skillet. 2  Reduce the heat to medium and cook until medium rare to medium (145 degrees F to 160 degrees F). 3  This should take 10 to 13 minutes for a 1-inch filet, longer for a thicker filet. 4  Turn the meat occasionally for even browning.