Creating Queso Steak Fajita Skillet is straightforward when you follow these simple steps:

1. Prepare the Ingredients: Slice the flank steak, bell pepper, and onion before you begin cooking to save time.
2. Heat the Skillet: In a large skillet, heat the olive oil over medium-high heat.
3. Cook the Steak: Add the sliced flank steak to the skillet, seasoning with salt and pepper. Cook for about 3-4 minutes, stirring often until the steak is browned.
4. Add the Vegetables: Toss in the sliced onion and bell pepper. Sprinkle the fajita seasoning over the mixture and sauté for an additional 5-6 minutes, or until the vegetables are tender.
5. Incorporate the Queso: Lower the heat and pour the queso over the steak and vegetable mixture. Stir well until everything is evenly coated and the cheese is warm and gooey.
6. Taste and Adjust: Give it a taste and adjust seasoning if necessary, adding more salt, pepper, or even some additional spices if desired.
7. Garnish: Remove the skillet from heat. Garnish with fresh cilantro and any optional toppings that appeal to you.
8. Serve Warm: You can serve the skillet directly from the stove for a casual dining experience.

These clear steps will guide you in preparing this delicious dish effortlessly.