Task: cook sirloin steak
Assumptions:
Cook sirloin steak in oven.
Steps:
Mix together the sirloin steak marinade in a bowl.
Add the steaks.
Mix to make sure they are evenly coated. 
Remove the steaks out of the fridge 30 minutes before cooking.
Heat the oven to 400 degrees F.
Add the steaks in a single layer.
Sear for about 2 minutes, until browned with grill marks on the bottom.
Turn over and sear the other side for a few minutes.
 let the food sit for five minutes before serving.