Spread butter on one side of a tortilla and sprinkle with parmesan. Place this side down in a pan over medium-heat. Top with steak, cheese, peppers, onions, and steak seasoning.
3
Cover with a second tortilla. Spread garlic butter and parmesan over this tortilla as well, then carefully flip the quesadilla in the pan.
4
Cook 5-8 minutes, until the cheese melts and the tortilla is golden-brown. Serve, and enjoy!