In a bowl, add the ground beef, worcestershire sauce, Dijon mustard, salt, pepper, onion powder, and garlic powder. Mix to combine.
3. Step
Transfer to a wire rack on a sheet pan. Create a ring shape with the meat mixture, gently pressing it flat until it’s 2 inches (5 cm) thick.
4. Step
Place each piece of bacon around the meat ring tucking the bacon underneath.
5. Step
Bake for 20 minutes, then broil 15-20 minutes on high heat until bacon is crisp.
6. Step
In a saucepan, add ½ cup (120 ml) of milk and flour on medium heat, whisking until thickened and pulling away from pan.
7. Step
Pour in the rest of the milk and add the salt, stir until bubbling and thickened about 5 minutes. Remove from heat.
8. Step
Stir in cheese, pepper, garlic powder, onion powder, green chilies, and Dijon mustard. Transfer to a ramekin or bowl. Set aside.
9. Step
Arrange the bottom rolls in a circle. Place meat ring on top of buns. Add lettuce and tomato on top of the meat ring then place the top part of the buns around the top of the meat ring.
10. Step
Place fondue in the center of the meat ring. Slice and serve immediately.
