01 -
Stir together the softened butter, garlic, and the diced dill until everything's blended evenly. Put it aside.
02 -
Pop the steak in the freezer for a quick chill. Then, cut it into thin strips for cooking.
03 -
Crank up a skillet with oil on high heat. Toss in the steak pieces, sprinkle salt generously, and cook until the meat's golden on the edges. Take it out when done.
04 -
In the same skillet, cook your onion slices until they’ve softened and turned golden. Take off the heat once done.
05 -
Cut the baguette lengthwise. Spread butter mix onto both sides, then stack with steak, caramelized onion, and Havarti cheese.
06 -
Leave it open-faced and broil for roughly 2 minutes until the cheese gets bubbly and starts melting. Serve right away while hot.