He wrote about the âImpact of Low Ethanol Prices on the Corn Marketâ in the most recent AgMarketing Resource Center Renewable Fuels Monthly Report. The maximum prices ethanol processors could pay, however, âare not high enough to cover typical old and new-crop break-even prices for corn producers.â.
1 Place the tuna steaks in the marinade and turn to coat. 2  Cover, and refrigerate for at least 30 minutes. 3  Preheat grill for high heat. 4  Lightly oil grill grate. 5  Cook the tuna steaks for 5 to 6 minutes, then turn and baste with the marinade. Preheat grill for high heat. 2  Lightly oil grill grate. 3  Cook the tuna steaks for 5 to 6 minutes, then turn and baste with the marinade. 4  Cook for an additional 5 minutes, or to desired doneness. 5  Discard any remaining marinade.
Meats like beef and pork should be marinated the longest. Anywhere from an hour to 10 hours depending on the thickness of the cut and the strength of the marinade. Poultry should be marinated anywhere from 30 minutes to 3 hours. Fish and seafood should spend no more than 30 minutes in a marinade.Be particularly careful with shrimp that can actually cook in a strong marinade. You only need enough marinade to cover the meat completely with a think layer.he acids in a marinade acts to breakdown protein chains in meats, making the meat more tender. However you need to make sure that you do not let food sit in marinades for too long. Surfaces in direct contact with a marinade can become soft and mushy, not something you would want to serve.