How To Cook Ground Sirloin Patties In The Oven. Tasters found ground sirloin a bit dry in burgers, though it did have good beef flavor. cut from the midsection of the animal near the hip, ground sirloin usually ranges in fat content from 7 to 10 percent. Mix ground sirloin, panko bread crumbs, egg, milk, and 1/2 packet onion soup mix, worcestershire sauce, and black pepper together in a large bowl;
(6 days ago) preheat oven to 450 degrees f. Cook the burgers until nicely seared and they have browned halfway up. In this case, i always prefer to opt for 80/20 beef (80% meat, 20% fat).