Mix ingredients together. Make beef patties to fill a 1/3 cup. Broil on High for 10-15 minutes turning over once half way through.
2
Once the patties are cooked, turn an oven burner on Medium High heat. Butter a slice of bread and place butter side down on a skillet. Add a beef patty and another slice of bread with the butter side on top. Turn the sandwich after 2-3 minutes and repeat. Add cheese to the patty if desired. Enjoy!