01 -
Mix together mayonnaise, mustard, and dried dill. Store in the refrigerator until ready to use.
02 -
Add a tablespoon of butter to a pan over medium heat. Add sliced onions and salt. Stir and cook until onions start to turn slightly brown. Carefully remove onions and transfer to a plate or bowl.
03 -
Add another tablespoon of butter to a skillet or griddle. Cook beaten eggs to scramble. Divide into two portions for the sandwiches.
04 -
Place shaved steak in a bowl. Pour in Worcestershire sauce and sprinkle with Montreal steak seasoning. Toss to coat evenly.
05 -
Add the last tablespoon of butter to a skillet or griddle over medium heat. Place the shaved steak on the skillet and cook until just browned. Add the cooked onions back in with the steak. Separate the mixture into two piles and place one slice of cheese on top of each pile to melt.
06 -
Toast bagels either on the skillet or in a toaster.
07 -
Spread sauce on each bagel half. Place one portion of scrambled eggs on the bottom half of each bagel. Top with the steak, onion, and melted cheese mixture. Cover with the upper half of the bagel to complete the sandwich.