Hamburger steaks with onion gravy

My husband’s words after the first bite: “Oh my God, Ashley, this is amazing! I hope the kids don’t like theirs anymore 😁
Grilled Hamburgers with Onion Sauce
Ingredients:
For the Hamburger Seasoning:
1 lb ground beef
1 2 cups bread crumbs
1/ 4 cups milk
1 egg
1 tablespoon Worcestershire sauce
1/2 teaspoon garlic powder
1/2 teaspoon onion powder
Salt and pepper to taste
2 tablespoons vegetable oil
something to see what I’m getting