This easy steak quesadilla recipe comes together in about 30 minutes with tender sliced steak, sautéed onions, and plenty of melty cheddar cheese, all tucked into crispy golden tortillas! Easy Steak Quesadillas Recipe Ingredients for Steak Quesadillas How to Make Steak Quesadillas Season the steak. Heat olive oil in a large skillet over medium-high heat....