For the onions: 1 Tablespoon olive oil 3 onions, halved and thinly sliced ½ Tablespoon fresh thyme or ½ teaspoon dried thyme 1 teaspoon kosher…

Ingredients  1 pound 93% lean beef 1 cup Panko bread crumbs ½ cup 2% milk 6 tablespoons ketchup, divided 2 tablespoon Montreal Steak Seasoning 2…